The imminent risks facing Sydney's koala population / New map shows where koalas are at most risk / Koala deaths almost double in housing developments in south-western Sydney, data shows / 'Roadkill hotspot' sees 150 endangered koalas die every year / Australia is still logging the parks meant to become a koala reserve / Study shows bleak outlook for koalas in Central QLD without intervention / Cars, chlamydia threaten Australian koalas / Fear for koalas after bushwalker finds fire ant nests in Queensland sanctuary / Leaf thief: viral sensation Claude the koala returns to nursery to munch on seedlings in broad daylight / Giving koalas a fair shot at survival