Why one of the world's largest emperor penguin colonies is collapsing

Why this hive of honeybees is doing 'the wave'

7 superlative flying animals

The gorillas in this selfie want to be just as cool as the man who protects them

Synchronized fireflies gather for a 'rave' in the Great Smoky Mountains

Bobcat displaced by California's Woolsey Fire gives birth to 4 kittens

Brazilian river dolphins are much more social than we thought, biologists find

Everything you ever wanted to know about the T. rex but were afraid to ask

A massive great white shark named Miss Costa is in Florida for spring break

13 cool facts about the oddball kakapo

Rhinos and weird elephants once roamed Texas

Calf sightings in Cape Cod Bay are big news for endangered right whales