Most caterpillars eat leaves. The ones living in Hawaii's wet forests never got that memo, and their solution to island life upended everything entomologists thought they knew about one of nature's ...

Biologists waded through knee-high vegetation in Florida until they reached a spot where purple flowers grew in cone-like formations—then the team got out the glow-in-the-dark caterpillars. The ...

Scientists in Hawaii have discovered a new, rare and bizarre species of carnivorous, bone-collecting caterpillars. After hatching, the tiny insects live almost their entire lives in the web of a ...

Biologists deposited caterpillars of the rare frosted elfin butterfly on its host plant, the sundial lupine, in north Florida. Photo from the Florida Fish and Wildlife Conservation Commission ...