Researchers at the University of Queensland in Australia want to freeze koala sex cells in liquid nitrogen, which could ...

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

As koalas face extinction, Australian scientists are quietly executing a plan to save the species from vanishing.

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

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 ...

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 ...

If you follow media coverage of koalas, you could be forgiven for feeling confused. Recent stories describe a "koala paradox": endangered in the north of Australia, abundant in the south; genetically ...

A cuddly koala has become the first of its species to receive a revolutionary new chlamydia vaccine, in a research programme ...

Koalas have been listed as endangered across a large section of Australia’s east coast – Copyright AFP Dave Chan Australia officially listed koalas across a ...