Swimming
76Six Legs
Bug Bite · From the file on Common Pillbug
Pillbugs breathe through modified gills that must stay moist — that's why they live in damp places.
MediaSmithsonian MagazineVerified by sources
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Swimming
Six Legs79
The diving bell spider is the only spider that lives its entire adult life underwater.
Diving Bell SpiderVerified by sources
Swimming
Six Legs78
Riffle beetles are NOT SWIMMERS — they cannot swim through open water like other aquatic beetles. Instead, they WALK on stream-bottom rocks AGAINST THE CURRENT using strong claws and hydrodynamic body shape.
Riffle BeetleVerified by sources