WWF says number is ‘deeply disturbing’ given the animal had already been in steep decline.
Australia pledges $35 million to help dwindling koala population
More than half of Kangaroo Island's 60,000 koalas killed in blaze
Australia's 'black summer' bushfires harmed more than 60,000 koalas: WWF - The Hindu
Devastating': more than 61,000 koalas among 3 billion animals affected by bushfire crisis, Bushfires
Australia's black summer fires impacted 60,000 koalas — WWF report
A year on from Black Summer fires, drones enlisted to help save koalas
Australia pledges $50M to protect, preserve koalas
Australia lists koalas as endangered in two eastern states
Australia's Koalas Are Now an Endangered Species - WSJ