How scientists are using surrogates to protect Australia's most endangered wallaby

Everyone from rugby union supporters to wildlife and animal lovers has heard of the Australian wallaby. But it's perhaps less known that there are, in fact, many species of these cute marsupials, including some that are endangered. One of these is the brush-tailed rock-wallaby and scientists are now working on ways to protect the species.Everyone from rugby union supporters to wildlife and animal lovers has heard of the Australian wallaby.But it's perhaps less known that there are, in fact, many species of these cute marsupials, including some that are endangered.One of these is the brush-tailed rock-wallaby and scientists are now working on ways to protect the species.