The eucalyptus tree, native to Australia and home to the koala bear, is the gift that keeps on giving as the trees help produce biofuels and biomaterials. A recent report by the U.S. Department of ...

Koalas might appear to be all cuddly and sleepy, but these star Australian marsupials are full of interesting surprises. Slightly resembling teddy bears, these marsupials are tree-climbing mammals ...

An adult koala eats a eucalyptus leaf. Joeys can't break down the toxic, fibrous plants on their own yet. Photograph By David Marks/National Geographic When it’s time to feed the kids, koala moms do ...

Koalas look like they belong in a children's book, but spend enough time around one, and you'll realize—they're not exactly peace-loving tree-huggers. Beneath the sleepy eyes and teddy bear vibes is a ...

We have eucalyptus trees here, why don't we have koala bears? First, this is a silly question. Second, koalas aren't bears. They're koalas. They are arboreal herbivorous marsupials native to Australia ...

Koala bears are adorable and vicious creatures. So when one asks to use your expensive camera, you let him. Whether you just want to take an adorable picture like the one above or you fear for your ...

Australia’s aborigines thought that koalas were reincarnations of their dead babies, never dreamed of harming them. A cuddly, button-nosed little creature with furry ears and an affectionate ...