Ticks & Mites
The smallest big problems. Disease vectors, food-spoilers, and surprisingly diverse.
10 on file

Black-Legged (Deer) Tick
Cements herself to your skin for 3 days. Carries Lyme disease. Range expanding north 50 km a decade.

Varroa Mite
1.6 mm parasite. Single greatest threat to global honey bees. Costs beekeepers $2B a year.

Asian Blue Cattle Tick
Most damaging tick species globally. $20-30B annual cattle losses. Successfully eradicated from US in 1943.

Sheep Tick (Castor Bean Tick)
Primary European LYME DISEASE vector. Also vectors tick-borne ENCEPHALITIS VIRUS. 65K+ Lyme cases/year in Europe.

American Dog Tick
Major NA vector of Rocky Mountain spotted fever. Also tick paralysis. Wood-tick of NA hiking trails.

Lone Star Tick
Bite makes you ALLERGIC TO MAMMALIAN MEAT. Alpha-gal syndrome — discovered 2009.

Two-Spotted Spider Mite
0.5 mm. Damages 1,100+ plant species. Genome reveals extreme detox-gene arsenal — resistant to almost every miticide.

Red Velvet Mite
Crimson velvety mite. Appears in masses after rainstorms. Predator and traditional Indian medicine.

Chigger (Harvest Mite)
Larva liquefies your skin and drinks it through a tube. The 'burrow into the skin' myth is false.

House Dust Mite
0.3 mm. 10 million in your mattress. Eats your dead skin. Major asthma trigger worldwide.
