Koalas were officially declared endangered Friday in eastern Australia. This comes as the marsupials continue to fall prey to chlamydia and lose their habitats to land clearing and climate change.

MELBOURNE, Australia (AP) — A regulator has approved a world-first vaccine to protect koalas from chlamydia infections, which are causing infertility and death in the iconic native species that is ...

Australia approved and funded a vaccine to protect koalas against chlamydia as part of its repopulation efforts for the endangered species. Koalas used to populate Australia in the millions, but many ...

Add Yahoo as a preferred source to see more of our stories on Google. Koalas are an endangered species. This was not always the case, as the wild, adorable marsupials were once widespread across the ...