Ancient collagen preserved in the bones of extinct Australian mammals is revealing their evolutionary relationships, leading to some surprises.

Australian folklore warns of the “drop bear,” a legendary and savage version of the koala said to leap from trees onto ...

A gardener growing eucalyptus seedlings for koala habitats has found his plants being eaten by a single greedy one. Nicknamed "Claude" for his sharp claws, this thieving koala is thought to have eaten ...

COROMANDEL VALLEY, Australia -- Picture a Christmas tree and you'll probably think of baubles, tinsel and fairy lights, but one Australian woman came home to find an unusual adornment: A koala.

Standing around 3 feet high, the modern koala is roughly 25 pounds of claws and teeth, tufty ears and fluffy white marsupial tummy. You could give one a hug — experts suggest that they prefer it if ...