An international team of scientists has analyzed the ongoing colonization by two retroviruses of the germline of koalas and ...

Koalas were declared officially endangered Friday in eastern Australia as they fall prey to disease, lost habitat and other threats. Federal Environment Minister Sussan Ley downgraded their ...

One was a koala. The other was a husky. Both were arguably out of place on a warm August night in subtropical Brisbane, the capital of Queensland in Australia’s northeast. Home security video captured ...

Ten-month-old Emerson fixed his big brown eyes on me and yawned. Still groggy from a nap, the koala rubbed his face, then stuck out an expectant paw. The nurse escorting me through his enclosure ...