A farmer notices an unfamiliar insect on a leaf. Is this a pollinator? Or a pest? Good news at harvest time? Or bad? Need to be controlled? Or not? That farmer can snap a picture, use a smartphone ...

Some insects, like wasps ... Lice bites are often easier to identify than other critters on this list because you'll likely see the live lice in hair, Frye says. While head lice and body lice ...

Specimens and their associated data are used as the basis for original collections-based research on the taxonomy, life history, geography, and evolutionary history of insects ... the evolutionary ...