Scientists can identify plants by the light they reflect.
Treatment that eases bipolar symptoms in humans stops risky behavior in infected sticklebacks.
The discovery raises hopes that chimps can adapt to threats such as climate change.
A new type of exotic mantis has entered the U.S. My own brood of nonnative mantises sheds light on what that means.
New drone footage catches shark-on-shark predation in action.
When Tasmanian devils flourish, so do the small mammals preyed upon by feral cats.
Snake species recycles poison collected from its own prey.
Fitting transmitters onto thousands of creatures may help scientists predict natural disasters and offer a "lifecast" of hidden environmental information.
Estimates of animal populations made by local residents and field scientists are similar.