SYDNEY, Australia – Koalas are on track to become extinct in New South Wales before 2050, according to a report from the Australian state’s parliament. A committee released the report Tuesday after a ...

Koala populations are often described simultaneously as being in crisis, or overabundant. These accounts attempt to capture the complexity of this species across different histories and geographic ...

Koalas experienced a major demographic collapse long before humans arrived in Australia. This discovery overturns the ...

A new study published in Science is challenging long-held assumptions about how we measure genetic risk in endangered species. Researchers analyzed whole genomes from hundreds of koalas, finding that ...

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 listed as endangered in parts ...