Parrot parents "name" their children with a signature call.
112
The elephant brain weighs about 6,000g.
274
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
When you shave a guinea pig it looks like a little hippo.
19
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11