A submersible microscope reveals plankton behavior.
Have black widow spiders lost their bite?
Cephalopods turn skin patterns on and off to fool predators.
Nicotine-related pesticides may be responsible for bee population decline.
An Ohio research lab helps save rhinos mutilated by poachers.
A distinctive croak heralded a new species of frog in New York.
Fire ants play a care-giving role for butterfly larvae.
Beetle predators consider nutrition when choosing their prey.
Scientists observe dolphins and whales at play in Hawaiian waters.
Conservation efforts lead scarlet macaws toward a comeback in Guatemala.