Overgrown sheep gets a record-setting haircut

Why is blue such a rare color among animals?

This chipmunk is terrible at hide-and-go-seek

Scientists are having a #CuteOff on Twitter

9 out of 10 seabirds have eaten plastic

12 surprising flightless birds

Orphaned otter befriends lions and hyenas

Can you guess this animal by its eye?

Baby koala cuddles mother during her life-saving surgery

Will you please collect fox poop for this scientist?

This guy is walking 1,800 miles across Madagascar to look for an elusive lemur

Researchers know what killed Knut the polar bear