Koalas eat, sleep, and breathe eucalyptus leaves. Discover why this gives them a noticeable cough-drop-like smell.

Koalas look cute and cuddly, but they sound terrifying. In this YouTube video, a young koala is booted out of its tree by an older male.

In this YouTube video, a young koala is booted out of its tree by an older male. While the youngster screams and throws a tantrum, the older male roars in the treetops like a lion.