Sleep is one of nature's greatest mysteries, and while we humans aim for seven to nine hours a night, some animals take it to ...

Koalas are a nationally endangered and iconic species in Australia, yet their populations are rapidly declining due to habitat loss, fragmentation, and disease, and very little is known about the fine ...

Often referred to as "koala bears," koalas are actually not bears, but marsupials like kangaroos, opossums and wombats. And their itty-bitty babies are called joeys, born into the world hairless and ...

Koalas are instantly recognizable icons of Australian wildlife. Unfortunately, they've also become icons of endangerment in the age of climate catastrophe. The IUCN Red List labels koalas as a ...