SYDNEY -- A koala whose rescue from bushfires in Australia went viral last week had to be put down due to the severity of his burn injuries, ABC News reports. The koala, named Lewis, was struggling to ...

South Australia's Mount Lofty Ranges is experiencing a koala population boom that would likely lead to starvation and deaths, researchers say.

Chances are you've had to learn about CPR or mouth-to-mouth resuscitation during a work orientation or health class. But did you ever think you'd need to practice it on a koala? Australian ...