Videos of orphaned koalas hugging teddy bears have become a heartrending reminder to the world of the devastation caused by Australia's wildfires to the habitats of billions of animals.

Bear had already been trained to sniff out the koalas, by a research team that studies them. Now those researchers are relying on Bear to find koalas, so they can take them out of harm's way.

It takes more than male koala's smile to woo a mate: females may also interested in the quality of his teeth. Australian researchers have found that a male koala's chances of mating can be ...

A koala dubbed “Bear Grylls” is due to be released back into the wild in Australia after it survived being hit by a car traveling along a highway at high speeds.