The bee was once found in roughly half of the U.S. Now, rare sightings have been limited to about a dozen states.

Bumble bees astonished researchers by inventing a new way to reach a hidden reward, despite never being taught the trick. The ...

A rare North American bumble bee may have been on a path toward extinction long before modern human impacts, suggesting that its long-term genetic vulnerability made it especially fragile and less ...

From fundamental biological units as tiny as genes to complex societies, ecological systems rely on cooperation. All manner of organisms can benefit from working together to survive in a dog-eat-dog ...