The species, which the team named Mesophthirus engeli, had a body shape similar to modern lice and strong chewing mouthparts. The feathers it was found on were damaged, apparently from chewing, the ...

Beetles have chewing mouthparts, distinct larval stages, and hard shells for protection key ways to recognize them. Weevils, ...

You can see its six pairs of simple eyes, or ocelli (1), and its chewing mouthparts, or mandibles (2). Click on the right arrow to see an image of the adult butterfly. These caterpillars live in the ...