A University of Arizona researcher is part of an effort to identify the diseases carried by ticks, and she's asking people to send her samples.

But then there are yellow jackets (Vespula spp), which become aggressive as their populations soar in mid- to late-summer and ...

Before the invention of the microscope and the field of entomology emerged, Joris Hoefnagel devoted himself to the natural world.

They bite, excrete acid, asphyxiate their prey and create huge super colonies that are hard to kill. What to know ...