Learn about animals, including the latest animal news, advancements in animal health research and animal photos.
Bears are found all over the world. They can range from cuddly and cute to downright terrifying, but they're always fascinating. Test your knowledge of these amazing animals with this fun quiz.
Will Fuleco the cartoon mascot help raise awareness for the endangered Brazilian three-banded armadillo?
Dolphins are smart marine mammals that bring great joy to humans. Don't you want to know more about these fascinating members of the cetacean family? Test your dolphin IQ here.
Most creatures in the animal kingdom are unable to produce blue pigments. Here's a few exceptions to that rule.
This falcon seems to have found the one ray of light on the hillside and is soaking it up.
In 1971, Jane Goodall observed a group of chimps break out in a war. Now new social network analysis offers an explanation for this violent behavior.
Who knew a bunny eating raspberries could be so mesmerizing?
There are few things in this world as ridiculously cute as a fluffy baby sea otter. Except of course when said baby is cuddling with mom!
The skeletons of ichthyosaurs were surprisingly well-preserved, with some remains even having soft tissue.
If you ever needed inspiration to begin training to be a wildlife rehabilitator, here you go.
In this incredible video, a swarm of about 20,000 bees gathers around a tree in the Upper West Side of New York City. (Video)
Animal enrichment comes in many forms at the National Zoo, and these Asian small-clawed otters are making the most of their opportunity.
'Puffin Therapy' shines a spotlight on the mysterious Atlantic puffin, a species of sea bird that is facing decline.
Cats have a variety of ways to let us know what they need (or want)!
Get a rare glimpse into the nests of 18 different birds, from those on the ground to those on the highest cliffs and the ponds in between.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.