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Bugs of East Asia

Asian giant hornets, atlas moths, fireflies, and the silkworms that built empires.

107 on file

On File
An Asian giant hornet (Vespa mandarinia) on a leaf, showing the distinctive orange-and-black thorax and large mandibles.
Apex Outlaw
Six Legs86
Alias
Vespa mandarinia

Asian Giant Hornet

Slaughters whole bee colonies in hours. Wears a sting that breaks down flesh.

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On File
An atlas moth (Attacus atlas) at rest, displaying its enormous patterned wings with cobra-head tips.
Curious
Six Legs76
Alias
Attacus atlas

Atlas Moth

World's largest moth. Wings shaped like snake heads. No mouth, no food, no time.

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On File
A diving bell spider (Argyroneta aquatica) inside its silver air-filled silk dome underwater.
Curious
Six Legs79
Alias
Argyroneta aquatica

Diving Bell Spider

Only spider that lives entirely underwater. Builds its own scuba tank out of silk.

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On File
Red imported fire ants (Solenopsis invicta), reddish-brown body, on disturbed soil.
Outlaw
Six Legs90
Alias
Solenopsis invicta

Red Imported Fire Ant

Builds living rafts during floods. Floats for weeks. Costs the US $6 billion a year.

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On File
A fire-chaser jewel beetle (Melanophila acuminata), dark iridescent body, perched on burned wood.
Curious
Six Legs82
Alias
Melanophila acuminata

Fire-Chaser Jewel Beetle

Detects forest fires from 80 km away. Flies INTO them. Lays eggs in still-smoking wood.

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A silkworm moth (Bombyx mori) on a mulberry leaf, pale-cream wings folded.
Beneficial
Six Legs70
Alias
Bombyx mori

Silkworm Moth

Domesticated 5,000 years ago. Built the Silk Road. Adults can no longer fly.

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On File
An adult spotted lanternfly (Lycorma delicatula) showing the spotted gray forewings and red-and-black hindwings.
Outlaw
Six Legs73
Alias
Lycorma delicatula

Spotted Lanternfly

The bug your state told you to step on. Invasive, destructive, gorgeous, tasty.

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On File
A giant stick insect (Phryganistria chinensis) clinging to a twig, body indistinguishable from the branch.
Curious
Six Legs74
Alias
Phryganistria chinensis

Chinese Giant Stick Insect

Longest insect on Earth — 64 cm. Looks like a twig. Some species haven't needed males in centuries.

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On File
A male atlas beetle (Chalcosoma atlas), large dark body with three prominent forward-pointing horns.
Curious
Six Legs73
Alias
Chalcosoma atlas

Atlas Beetle

Asia's largest rhino beetle. Three forward horns. Males wrestle for branches.

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On File
An Argentine ant (Linepithema humile), small light-brown body, single-node waist.
Outlaw
Six Legs87
Alias
Linepithema humile

Argentine Ant

One global super-colony. Ants from Italy and Portugal recognize each other as family.

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On File
An Asian honey bee (Apis cerana), fuzzy black-and-yellow striped body, smaller than Western honey bee.
Beneficial
Six Legs81
Alias
Apis cerana

Asian Honey Bee

The bee that cooks giant hornets alive. Tolerates varroa. Speaks waggle-dance with a Japanese accent.

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On File
A carpenter ant (Camponotus pennsylvanicus), large glossy black worker with characteristic single petiole node.
Outlaw
Six Legs74
Alias
Camponotus pennsylvanicus

Carpenter Ant

Doesn't eat wood — excavates it. Galleries through your beams. Largest ant in eastern North America.

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A goldenrod crab spider (Misumena vatia), pale yellow body with two long front-leg pairs spread crab-like on a yellow flower.
Curious
Six Legs79
Alias
Misumena vatia

Goldenrod Crab Spider

Changes color from white to yellow over weeks. Ambushes bees on flowers. No web.

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On File
A European hornet (Vespa crabro), large brown-and-yellow social wasp with reddish thorax markings.
Outlaw
Six Legs75
Alias
Vespa crabro

European Hornet

Europe's largest social wasp. Hunts at night by lamplight. Less aggressive than her tiny cousins.

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A European paper wasp (Polistes dominula), slender black-and-yellow body, on the edge of a small open-comb nest.
Outlaw
Six Legs72
Alias
Polistes dominula

European Paper Wasp

Invented paper before humans. Recognizes nestmates by face. Tense dominance hierarchies under your eaves.

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A Japanese rhinoceros beetle (Allomyrina dichotoma), glossy dark brown body with characteristic forked horn projecting forward from the head.
Curious
Six Legs79
Alias
Allomyrina dichotoma

Japanese Rhinoceros Beetle

Lifts 850× her own weight. The kabutomushi of Japan — kept as a pet, wrestled in arenas, the heart of childhood.

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A brown marmorated stink bug (Halyomorpha halys), shield-shaped marbled brown body with characteristic banded antennae.
Outlaw
Six Legs72
Alias
Halyomorpha halys

Brown Marmorated Stink Bug

Invasive Asian shield-bug. Devastates apples, peaches, soybeans. Stinks like burnt cilantro on contact.

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A carrot rust fly (Psila rosae), small black fly with bright yellow head and legs and slender body, six legs, side profile.
Outlaw
Six Legs76
Alias
Psila rosae

Carrot Rust Fly

Major NA/European carrot pest. Diagnostic rust-colored tunnels through carrot taproots. Detoxifies Apiaceae furanocoumarins.

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On File
Giant Asian honey bees (Apis dorsata) on a massive single-comb open-air hive suspended from a cliff overhang or tree branch, large golden-brown bees with darker abdominal bands clustered on the visible comb surface.
Outlaw
Six Legs92
Alias
Apis dorsata

Giant Asian Honey Bee

LARGEST HONEY BEE in the world. MASSIVE single-comb open hives. SHIMMERING WAVE DEFENSE.

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An Asian hornet (Vespa velutina), large dark brown-and-black hornet with single yellow-orange abdominal band and bright yellow legs, six legs, side profile.
Outlaw
Six Legs89
Alias
Vespa velutina

Asian Hornet (Yellow-Legged Hornet)

Major invasive European pest. Hovers at beehives intercepting HONEY BEES — thousands of bees killed daily.

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A cabbage maggot fly (Delia radicum), small drab gray fly resembling a small housefly, six legs, side profile.
Outlaw
Six Legs77
Alias
Delia radicum

Cabbage Maggot Fly

Major NA/European cruciferous crop pest. Maggots burrow into cabbage roots. Detoxifies plant glucosinolates.

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On File
An onion maggot fly (Delia antiqua), small drab gray fly resembling a small housefly, six legs, side profile.
Outlaw
Six Legs78
Alias
Delia antiqua

Onion Maggot Fly

Major NA/European onion pest. Larvae detoxify the SULFUR COMPOUNDS that make onions burn human eyes.

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An Oriental fruit moth (Grapholita molesta), small grayish-brown moth with subtle darker wing markings, six legs, side profile.
Outlaw
Six Legs78
Alias
Grapholita molesta

Oriental Fruit Moth

Most damaging stone fruit pest worldwide — sister to codling moth, controlled by pheromone mating disruption.

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A female sheep tick (Ixodes ricinus), small reddish-brown tick with darker legs, eight legs, top view.
Outlaw
Six Legs85
Alias
Ixodes ricinus

Sheep Tick (Castor Bean Tick)

Primary European LYME DISEASE vector. Also vectors tick-borne ENCEPHALITIS VIRUS. 65K+ Lyme cases/year in Europe.

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On File
A black garden ant (Lasius niger), small dark brown to black ant with the typical formicid body plan, six legs, side profile.
Outlaw
Six Legs77
Alias
Lasius niger

Black Garden Ant

Most familiar ant in European gardens. Synchronized 'FLYING ANT DAY' mating swarms every summer.

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A violet ground beetle (Carabus violaceus), large ground beetle with brilliant metallic violet-purple elytra and vivid violet-purple band around the margins, six legs, top view.
Beneficial
Six Legs76
Alias
Carabus violaceus

Violet Ground Beetle

Brilliant METALLIC VIOLET-PURPLE European ground beetle. 35 mm. Nocturnal predator of slugs, snails, earthworms.

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A yellow meadow ant (Lasius flavus), small pale yellow ant with reduced eyes, six legs, top view.
Beneficial
Six Legs76
Alias
Lasius flavus

Yellow Meadow Ant

Lives ENTIRELY UNDERGROUND. Workers are BLIND. Farms ROOT APHIDS inside underground galleries.

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A West Indian drywood termite (Cryptotermes brevis) soldier, small pale cream-colored termite with dark phragmotic head capsule used to plug tunnel entrances, six legs, top view.
Outlaw
Six Legs81
Alias
Cryptotermes brevis

West Indian Drywood Termite

Most damaging drywood termite worldwide. Reason for the dramatic WHOLE-HOUSE FUMIGATION TENT.

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A water boatman (Corixa punctata), oval streamlined dark grayish-brown aquatic bug with fringed oar-like hind legs adapted for swimming, six legs, side profile underwater.
Beneficial
Six Legs75
Alias
Corixa punctata

Water Boatman

LOUDEST animal on Earth scaled to body size. 99 dB underwater calls. Calls made by rubbing PENIS against abdomen.

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On File
California red scale (Aonidiella aurantii) on a citrus leaf surface, small round reddish-brown waxy scale-armor disks covering the leaf, top view.
Outlaw
Six Legs82
Alias
Aonidiella aurantii

California Red Scale

Most damaging scale insect pest of CITRUS worldwide. Foundational AUGMENTATIVE biocontrol case study.

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Hemlock woolly adelgid (Adelges tsugae) colonies, dense white wooly waxy masses on the underside of hemlock branches at the base of needle attachments looking like tiny tufts of cotton wool, top view.
Outlaw
Six Legs85
Alias
Adelges tsugae

Hemlock Woolly Adelgid

Catastrophic forest pest. Has killed essentially ALL mature eastern hemlocks across Appalachia.

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A migratory locust (Locusta migratoria) in gregarious phase, large bright yellow-and-black grasshopper, six legs, side profile.
Outlaw
Six Legs92
Alias
Locusta migratoria

Migratory Locust

Catastrophic crop pest of Africa/Asia/Europe. Foundational PHASE POLYPHENISM case — solitary becomes gregarious.

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A greenhouse whitefly (Trialeurodes vaporariorum), tiny pale yellow insect with clear wings covered in white pollen-like waxy powder, six legs, side profile.
Outlaw
Six Legs80
Alias
Trialeurodes vaporariorum

Greenhouse Whitefly

Most damaging pest of GREENHOUSE production worldwide. First-ever commercially mass-reared biocontrol target.

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A scarlet lily beetle (Lilioceris lilii), oval beetle with brilliant scarlet-red elytra contrasted with black head, legs, and antennae, six legs, top view.
Outlaw
Six Legs80
Alias
Lilioceris lilii

Scarlet Lily Beetle

Brilliant SCARLET-RED beetle. Larvae cover themselves in their own FECAL EXCREMENT for defense.

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A giant Asian mantis (Hierodula membranacea), large bright leaf-green mantis with raptorial front legs and triangular head, six legs, side profile.
Outlaw
Six Legs76
Alias
Hierodula membranacea

Giant Asian Mantis

8-10 cm SE Asian mantis. Captures small lizards, snakes, hummingbirds. Popular pet mantis worldwide.

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A brown planthopper (Nilaparvata lugens), small brown-tan planthopper with short wings, six legs, side profile.
Outlaw
Six Legs82
Alias
Nilaparvata lugens

Brown Planthopper

Major rice pest of Asia. Causes 'HOPPERBURN' — entire fields die in days when populations explode.

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A coffee berry borer (Hypothenemus hampei), tiny dark brown bark beetle with short cylindrical body and short antennae, six legs, side profile.
Outlaw
Six Legs85
Alias
Hypothenemus hampei

Coffee Berry Borer

Single most damaging pest of COFFEE worldwide. $500M-$1B annual losses. Detoxifies CAFFEINE with gut microbes.

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A fall armyworm caterpillar (Spodoptera frugiperda), color-polymorphic light green to dark brown caterpillar with longitudinal stripes and inverted Y-shaped marking on the head capsule, side profile.
Outlaw
Six Legs85
Alias
Spodoptera frugiperda

Fall Armyworm

Major NA agricultural pest. INVADED Africa in 2016, Asia in 2018, Australia in 2020. Threat to global food security.

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A citrus longhorned beetle (Anoplophora chinensis), large jet-black beetle with bright white speckled markings on the wing covers and very long alternately black-and-white banded antennae, six legs, side profile.
Outlaw
Six Legs82
Alias
Anoplophora chinensis

Citrus Longhorned Beetle

Sister to Asian longhorned beetle. Attacks 100+ tree species. Major global invasive forest pest.

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A male spotted-wing drosophila (Drosophila suzukii), small tan-yellow fly with large red compound eyes and a single dark spot on the front edge of each forewing, six legs, side profile.
Outlaw
Six Legs82
Alias
Drosophila suzukii

Spotted-Wing Drosophila

Major invasive soft-fruit pest. Lays eggs INSIDE firm ripe intact fruits using SERRATED ovipositor.

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A female goldenrod crab spider (Misumena vatia), small bright yellow spider with two front pairs of legs much longer than the rear pairs, eight legs, top view on a flower.
Beneficial
Six Legs76
Alias
Misumena vatia

Goldenrod Crab Spider

Color-changing CHAMELEON spider. Switches between WHITE and YELLOW to match flower color. Walks sideways like a crab.

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A European red wood ant (Formica rufa), reddish-brown head and pronotum with darker brown abdomen, six legs, side profile.
Beneficial
Six Legs79
Alias
Formica rufa

European Red Wood Ant

Massive THATCH-COVERED MOUNDS up to 2m tall. PROTECTED SPECIES across Europe. Major forest pest control.

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A European beewolf (Philanthus triangulum), yellow-and-black banded solitary digger wasp resembling a small yellowjacket, six legs, side profile.
Outlaw
Six Legs85
Alias
Philanthus triangulum

European Beewolf

Solitary wasp that EXCLUSIVELY hunts HONEY BEES. Cultivates antibiotic-producing bacteria in antennal glands.

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An Asian longhorned beetle (Anoplophora glabripennis), large jet-black beetle with bright white speckled markings on the wing covers and very long alternately black-and-white banded antennae, six legs, side profile.
Outlaw
Six Legs83
Alias
Anoplophora glabripennis

Asian Longhorned Beetle

Invasive wood-boring beetle. Threatens NA maple forests. $700M USDA eradication effort.

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A black soldier fly (Hermetia illucens), large jet-black fly with smoky-blue iridescent wings resembling a small dark wasp, six legs, side profile.
Beneficial
Six Legs82
Alias
Hermetia illucens

Black Soldier Fly

Larvae are the foundation of MULTI-BILLION-DOLLAR global insect-protein industry. Bioconverts waste into feed.

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A Hessian fly (Mayetiola destructor), tiny delicate mosquito-like dark midge with long legs and slender body, six legs, side profile.
Outlaw
Six Legs81
Alias
Mayetiola destructor

Hessian Fly

Major wheat pest. Brought to NA in 1776 by Hessian mercenaries. Foundational gene-for-gene coevolution model.

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A Japanese beetle (Popillia japonica), small beetle with metallic green head and pronotum, copper-colored elytra, and small white tufts of hair on the sides of the abdomen, six legs, side profile.
Outlaw
Six Legs83
Alias
Popillia japonica

Japanese Beetle

Most polyphagous invasive beetle in NA. Eats 300+ plant species. $460M annual damage.

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A male azure bluet damselfly (Coenagrion puella), brilliant azure-blue body with dramatic black abdominal markings, four narrow wings folded above the back, side profile.
Beneficial
Six Legs71
Alias
Coenagrion puella

Azure Bluet Damselfly

Brilliant azure-blue damselfly. Famous 'mating wheel' posture during copulation.

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A brown hawker dragonfly (Aeshna grandis), large bronze-brown body with heavily tinted amber-bronze wings, four wings spread, side profile.
Beneficial
Six Legs74
Alias
Aeshna grandis

Brown Hawker

European hawker dragonfly with HEAVILY-TINTED AMBER WINGS visible in flight. 8 cm body, hours of patrol.

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A marmalade hoverfly (Episyrphus balteatus), small wasp-mimicking fly with bold black-and-yellow banded abdomen and transparent wings, hovering near a flower.
Beneficial
Six Legs85
Alias
Episyrphus balteatus

Marmalade Hoverfly

4 BILLION migrate across Britain annually. Largest insect migration on Earth. Pollen mass ~80M tons.

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A giant tachinid fly (Tachina grossa), large jet-black fly with orange-yellow head and stiff bristly setae across the body, six legs, side profile.
Beneficial
Six Legs85
Alias
Tachina grossa

Giant Tachinid Fly

8,200+ species, all parasitoids of other arthropods. Free natural pest control.

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A male blue-tailed damselfly (Ischnura elegans), slender dark damselfly with bright blue tail spot on the eighth abdominal segment, four narrow wings folded above the back.
Beneficial
Six Legs75
Alias
Ischnura elegans

Blue-Tailed Damselfly

Females come in THREE distinct color morphs. Some imitate males to avoid male harassment.

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A cattle warble fly (Hypoderma bovis), brown-and-yellow medium-sized fly resembling a small honey bee, six legs, side profile.
Outlaw
Six Legs84
Alias
Hypoderma bovis

Cattle Warble Fly (Heel Fly)

Larvae burrow into cattle legs, migrate ALONG THE SPINAL CORD, and exit from 'warbles' on the back.

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A face fly (Musca autumnalis), small dark gray fly with four black thoracic stripes resembling the house fly, six legs, side profile.
Outlaw
Six Legs72
Alias
Musca autumnalis

Face Fly

Cattle face-feeder. Vector of cattle pinkeye. Overwinters in rural attics by the thousands.

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A large bee fly (Bombylius major), small fly with dense brown-and-black fur covering the body, transparent wings with dark front-edge bands, and very long thin proboscis projecting forward.
Curious
Six Legs79
Alias
Bombylius major

Large Bee Fly

Fly that mimics a bumblebee. FLICKS her eggs into bee burrows from above. Long hovering proboscis.

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A cuckoo bumblebee queen (Bombus vestalis), large bumblebee with dark sclerotized body, golden-yellow thorax, and reduced hair compared to true bumblebees, six legs.
Curious
Six Legs79
Alias
Bombus vestalis

Cuckoo Bumblebee

Bumblebee that abandoned workers. Invades host bumblebee nests, kills the queen, takes over the colony.

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A six-spot burnet moth (Zygaena filipendulae), iridescent blue-black forewings with six bright red spots and entirely red hindwings, dorsal view.
Curious
Six Legs80
Alias
Zygaena filipendulae

Six-Spot Burnet Moth

Day-flying moth that contains REAL cyanide. Bird predators learn quickly. Bright red-and-black warning.

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A European field cricket (Gryllus campestris), large glossy black cricket with brownish wing covers and prominent tail filaments, six legs, side profile.
Curious
Six Legs72
Alias
Gryllus campestris

European Field Cricket

The original 'grasshopper' of Aesop's fable. Glossy black. Sings from burrow entrance.

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A Queen of Spain fritillary butterfly (Issoria lathonia), bright orange-and-black checkered upperside wings spread, dorsal view.
Curious
Six Legs73
Alias
Issoria lathonia

Queen of Spain Fritillary

Largest silver underside patches of any European butterfly. Migrates north from Iberia and North Africa.

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A seven-spot ladybird (Coccinella septempunctata), bright red dome-shaped beetle with seven distinctive black spots arranged 1-2-2-2 across the elytra, six legs, dorsal view.
Beneficial
Six Legs78
Alias
Coccinella septempunctata

Seven-Spot Ladybird

The original 'ladybird.' Named for Mary's Seven Sorrows. Eats 5,000 aphids per lifetime.

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A male banded demoiselle (Calopteryx splendens), iridescent metallic blue-green body with dramatic dark blue iridescent band across each of four narrow wings.
Beneficial
Six Legs75
Alias
Calopteryx splendens

Banded Demoiselle

Damselfly with iridescent dark blue wing band. Water-quality indicator. Elaborate courtship dance.

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A male brimstone butterfly (Gonepteryx rhamni), bright sulfur-yellow leaf-shaped wings with pointed tips, perched on a green leaf.
Beneficial
Six Legs76
Alias
Gonepteryx rhamni

Brimstone Butterfly

Sulfur-yellow male probably gave English the word 'butterfly.' Lives up to 12 months. Leaf-shaped wings.

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A comma butterfly (Polygonia c-album), orange-and-black wings with dramatically ragged irregular edges, dorsal view.
Beneficial
Six Legs77
Alias
Polygonia c-album

Comma Butterfly

White comma mark on hindwing underside. Ragged wing edges mimic a dead leaf. UK comeback species.

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A cookie cutter spider (Cyclocosmia ricketti), brown spider with rear of abdomen flattened into a disc-shaped plate marked with intricate radiating ridges resembling a stamped coin.
Curious
Six Legs84
Alias
Cyclocosmia ricketti

Cookie Cutter Spider

Rear is flattened into a HARDENED DISC marked like a coin. Uses the disc as a literal door to seal her burrow.

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A male orange tip butterfly (Anthocharis cardamines), pure white wings with brilliant orange tips on the forewings, dorsal view.
Beneficial
Six Legs71
Alias
Anthocharis cardamines

Orange Tip

Spring butterfly with bright orange wing tips (males only). Caterpillars are cannibalistic.

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A small tortoiseshell butterfly (Aglais urticae), bright orange-and-black wings with row of blue spots along the margins, dorsal view.
Beneficial
Six Legs72
Alias
Aglais urticae

Small Tortoiseshell

Bright orange-and-black with blue marginal spots. First butterfly of European spring. UK population in steep decline.

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A hornet moth (Sesia apiformis), moth body resembling a European hornet with transparent wings and yellow-and-black-striped body, six legs, side profile.
Curious
Six Legs85
Alias
Sesia apiformis

Hornet Moth

Moth that mimics a European hornet so well even entomologists are fooled. Wings are transparent.

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A clouded yellow butterfly (Colias croceus), bright orange-yellow wings with broad black borders, slim body, dorsal view.
Beneficial
Six Legs71
Alias
Colias croceus

Clouded Yellow

Bright orange-yellow migrant. Multi-generational annual migration. 'Clouded yellow years' bring billions north.

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A garden tiger moth (Arctia caja), wings spread showing chocolate-brown forewings with bold cream stripes and brilliant orange-red hindwings with black spots.
Curious
Six Legs77
Alias
Arctia caja

Garden Tiger Moth

Chocolate-brown wings with cream stripes. Orange hindwings flash. Toxic and warning-colored.

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A peacock butterfly (Aglais io), wings spread showing brilliant rust-red surface with four enormous concentric eye-spots in red, blue, gold, and black.
Beneficial
Six Legs75
Alias
Aglais io

Peacock Butterfly

Four enormous peacock-eye spots. HISSES when threatened by rubbing wing veins together.

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A silver-washed fritillary (Argynnis paphia), brilliant orange-and-black checkered upperside wings spread, large butterfly resting on a bramble flower.
Beneficial
Six Legs73
Alias
Argynnis paphia

Silver-Washed Fritillary

Largest European fritillary. Lays eggs on tree bark, not the host plant. Caterpillar overwinters without feeding.

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A male common blue butterfly (Polyommatus icarus), small butterfly with brilliant iridescent sky-blue wings and thin black borders, dorsal view.
Beneficial
Six Legs76
Alias
Polyommatus icarus

Common Blue Butterfly

Brilliant sky-blue. 75% of her family lives in mutualism with ants. Caterpillar feeds ants honeydew.

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A firebug (Pyrrhocoris apterus), bright red elytra with bold black spots and bands, six legs, on a tree base.
Curious
Six Legs77
Alias
Pyrrhocoris apterus

Firebug

Bright red-and-black aggregating bug. Discovery of juvenile hormone traces to her in 1966.

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A lantern bug (Pyrops candelaria), large insect with dramatic upturned hollow snout projecting from the head and wings patterned in iridescent green-yellow-red bands.
Curious
Six Legs81
Alias
Pyrops candelaria

Lantern Bug

Carries a hollow snout projection. Maria Sibylla Merian's 1701 'glowing lantern' myth still persists.

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An owl fly (Libelloides macaronius), elongated body with four bright black-and-yellow patterned wings folded back, enormous bulging compound eyes, long club-tipped antennae.
Curious
Six Legs79
Alias
Libelloides macaronius

Owl Fly

Dragonfly look-alike that's actually a lacewing relative. Giant owl-eyes. Butterfly-club antennae.

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A red-blue checkered beetle (Trichodes apiarius), brilliant metallic blue body with three red transverse bands on the elytra, six legs, dorsal view.
Curious
Six Legs77
Alias
Trichodes apiarius

Red-Blue Checkered Beetle

Iridescent red-and-blue. Adult pollinator. Larva hitchhikes on bees and eats their brood.

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A European garden spider (Araneus diadematus), brown-tan female with distinctive white cross-shaped pattern of dorsal spots on the abdomen, eight legs at the center of an orb web.
Beneficial
Six Legs73
Alias
Araneus diadematus

European Garden Spider (Cross Spider)

European garden orb-weaver. White cross on her back. First spider to build a web in space (1973).

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A birch sawfly (Cimbex femoratus), large dark sawfly with broad body and translucent veined wings, six legs.
Curious
Six Legs78
Alias
Cimbex femoratus

Birch Sawfly

Most ancient Hymenoptera lineage. 'Saw' ovipositor cuts plant slits for eggs. Larva shoots wax.

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A zebra jumping spider (Salticus scenicus), small black-and-white striped jumping spider with large forward-facing principal eyes, eight legs.
Beneficial
Six Legs73
Alias
Salticus scenicus

Zebra Jumping Spider

Black-and-white striped jumping spider on your sunny windowsill. Watches you with puppy-dog eyes.

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A backswimmer (Notonecta glauca), boat-shaped body with silvery underside facing up and dramatically elongated oar-like hind legs, in upside-down resting posture at water surface.
Curious
Six Legs82
Alias
Notonecta glauca

Common Backswimmer

Only insect that swims UPSIDE DOWN. Bite hurts like a bee sting. Eats mosquito larvae and tadpoles.

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On File
An Indian dead leaf butterfly (Kallima inachus) with wings closed showing the dead-leaf-mimicking underside with veins and fungal-spot patterns.
Curious
Six Legs78
Alias
Kallima inachus

Indian Dead Leaf Butterfly

Wings closed — perfect dead leaf with veins and fungal spots. Wings open — brilliant blue-and-orange.

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On File
A great diving beetle (Dytiscus marginalis), large dark olive-brown beetle with yellow-orange marginal band on the elytra, fringed paddle-like hind legs, six legs, dorsal view.
Curious
Six Legs79
Alias
Dytiscus marginalis

Great Diving Beetle

Hunts tadpoles and small fish underwater. Carries an air bubble under her wings. Larva is a 'water tiger.'

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A white plume moth (Pterophorus pentadactyla), pure white moth with wings split into feather-like plumes held perpendicular to the body in a T-shape silhouette.
Curious
Six Legs76
Alias
Pterophorus pentadactyla

White Plume Moth

Wings divided into feathered plumes. Forms a 'T' silhouette at rest. Family of 1,500 species.

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A snake fly (Raphidia notata), elongated dark brown body with dramatically elongated prothorax neck held vertically and head reared up, four veined wings folded over back.
Beneficial
Six Legs76
Alias
Raphidia notata

Snake Fly

Insect with a 'snake' neck. Tiny ancient order — 270 million years old. Only in the Northern Hemisphere.

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A water scorpion (Nepa cinerea), flat brown leaf-shaped body with raptorial front pincer legs and a long thin siphon tube extending from the rear, six legs total.
Curious
Six Legs81
Alias
Nepa cinerea

Water Scorpion

True bug that mimics a scorpion. Long tail is a snorkel. Hunts tadpoles with raptorial front legs.

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A female acorn weevil (Curculio glandium), small reddish-brown weevil with extraordinarily long downward-curving snout, six legs, on a green developing acorn.
Curious
Six Legs78
Alias
Curculio glandium

Acorn Weevil

Female's snout is half her body length — drills through acorn shells. Cause of acorn 'wormholes.'

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A Chinese mantis (Tenodera sinensis), large green-and-tan praying mantis with raptorial forelegs raised, six legs, side profile.
Outlaw
Six Legs84
Alias
Tenodera sinensis

Chinese Mantis

Largest mantis in North America. Eats hummingbirds at feeders. Sold as 'beneficial' garden biocontrol.

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An Asian needle ant (Brachyponera chinensis), small dark brown to black ant with elongated body, six legs, side profile.
Outlaw
Six Legs76
Alias
Brachyponera chinensis

Asian Needle Ant

Painful sting comparable to a wasp. Anaphylaxis documented. Displacing native ants in eastern US.

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A multicolored Asian lady beetle (Harmonia axyridis), small dome-shaped beetle with variable orange-to-red elytra and 0-19 black spots, six legs.
Outlaw
Six Legs76
Alias
Harmonia axyridis

Multicolored Asian Lady Beetle

USDA introduced her as biocontrol — she displaced native ladybeetles, invades homes by the thousands, bites.

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Fall webworm caterpillars (Hyphantria cunea), pale tan caterpillars with dark spots inside a large silken web enveloping the end of a tree branch.
Outlaw
Six Legs76
Alias
Hyphantria cunea

Fall Webworm

Drapes branch tips in silken webs in late summer. Native invasive across Europe and Asia since 1940s.

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A small emperor moth (Saturnia pavonia), male with brilliant orange hindwings and gray forewings carrying dramatic concentric eye-spots, dorsal view.
Curious
Six Legs72
Alias
Saturnia pavonia

Small Emperor Moth

Only saturniid moth native to Britain. Day-flying orange males. Adults cannot eat.

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A spongy moth (Lymantria dispar) male, brown moth with intricate dark wing markings and feathered antennae, side profile.
Apex Outlaw
Six Legs83
Alias
Lymantria dispar

Spongy Moth (formerly Gypsy Moth)

Renamed from 'gypsy moth' in 2022. Released in Massachusetts in 1869. Has defoliated tens of millions of acres.

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A Colorado potato beetle (Leptinotarsa decemlineata), oval beetle with cream-yellow elytra carrying ten distinctive black longitudinal stripes, six legs.
Apex Outlaw
Six Legs82
Alias
Leptinotarsa decemlineata

Colorado Potato Beetle

Most pesticide-resistant insect on Earth. Resistant to 56+ different insecticides. Devastates potato crops globally.

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An emerald ash borer (Agrilus planipennis), brilliant metallic emerald-green slender beetle with coppery-purple iridescent abdomen, six legs, dorsal view.
Apex Outlaw
Six Legs84
Alias
Agrilus planipennis

Emerald Ash Borer

Killed 100 million ash trees since 2002. Most economically destructive forest insect ever introduced to North America.

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A Spanish fly blister beetle (Lytta vesicatoria), elongated metallic green body with leathery elytra, six legs, side profile.
Outlaw
Six Legs88
Alias
Lytta vesicatoria

Spanish Fly (Blister Beetle)

Source of the cantharidin 'aphrodisiac.' Hypermetamorphic life cycle. Hitchhikes on bees to their nests.

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An Atlantic horseshoe crab (Limulus polyphemus), large brown domed carapace with hinged abdomen and long pointed telson tail.
Curious
Six Legs96
Alias
Limulus polyphemus

Atlantic Horseshoe Crab

450 million years old, blue-blooded living fossil, used to test every vaccine on Earth for endotoxins.

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An Asian longhorned beetle (Anoplophora glabripennis), large glossy jet-black beetle with scattered white spots on the elytra and very long antennae banded in black and white.
Apex Outlaw
Six Legs81
Alias
Anoplophora glabripennis

Asian Longhorned Beetle

Asian invader. Has killed 130,000+ US trees since 1996. Glossy black with white spots and impossibly long antennae.

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A scarlet malachite beetle (Malachius aeneus), small beetle with brilliant metallic emerald-green elytra and vivid scarlet-red tips on the wing covers.
Curious
Six Legs69
Alias
Malachius aeneus

Scarlet Malachite Beetle

Britain's most beautiful beetle. Emerald-green with scarlet wing tips. Critically declining.

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An Apollo butterfly (Parnassius apollo), wings spread showing translucent white surface with black veins and bright red eye-spots ringed in black on the hindwings.
Curious
Six Legs74
Alias
Parnassius apollo

Apollo Butterfly

Translucent white alpine butterfly with red eye-spots. CITES protected. Climate-pressured upslope.

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A mourning cloak butterfly (Nymphalis antiopa), wings spread showing velvety chocolate-brown surface with cream-yellow margins and small blue spots.
Curious
Six Legs76
Alias
Nymphalis antiopa

Mourning Cloak

Lives 10-12 months. Flies across snow in winter. Drinks tree sap, not nectar. Solar-warmed wings.

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A red admiral butterfly (Vanessa atalanta), wings spread showing velvety black wings crossed by vivid red-orange bands and small white spots near the wing tips.
Beneficial
Six Legs71
Alias
Vanessa atalanta

Red Admiral

Long-distance migrant. Territorial males dive-bomb anything that moves through their patch.

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A giant ichneumon wasp (Megarhyssa macrurus), slender black-and-yellow body with extraordinarily long thread-like ovipositor extending from the rear.
Curious
Six Legs84
Alias
Megarhyssa macrurus

Giant Ichneumon Wasp

Drills 12 cm into wood with her abdomen to lay an egg on a wasp larva. Larva eats it alive. Darwin's parable.

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An alfalfa leafcutter bee (Megachile rotundata), small fuzzy gray-and-tan bee with a cut leaf disc held under her abdomen.
Beneficial
Six Legs81
Alias
Megachile rotundata

Alfalfa Leafcutter Bee

Cuts perfectly round leaf discs and rolls them into cigar-cells. Backbone of US alfalfa seed industry.

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A camel spider (Galeodes arabs), tan-colored body with enormous forward-projecting jaws and long pedipalp-like first legs.
Curious
Six Legs86
Alias
Galeodes arabs

Camel Spider

Third major arachnid order. Largest jaws-to-body ratio in arachnids. The fastest arachnid runner.

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A chigger larva (Trombicula alfreddugesi), tiny bright orange-red rounded body with six short legs.
Outlaw
Six Legs81
Alias
Trombicula alfreddugesi

Chigger (Harvest Mite)

Larva liquefies your skin and drinks it through a tube. The 'burrow into the skin' myth is false.

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A six-spotted fishing spider (Dolomedes triton), brown body with six pale spots on the abdomen and long legs spread on water surface.
Curious
Six Legs79
Alias
Dolomedes triton

Six-Spotted Fishing Spider

Walks on water. Catches fish. Dives underwater with an air-bubble respirator.

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A Formosan subterranean termite (Coptotermes formosanus) soldier, pale cream body with disproportionately large orange-brown head and curved mandibles.
Apex Outlaw
Six Legs81
Alias
Coptotermes formosanus

Formosan Subterranean Termite

Super-termite. 10 million workers per colony. Carton nests the size of an oven.

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