Drones plant gum trees in bid to boost koala numbers in Australia
Australian firefighters thank world for help on Times Square billboard
Australia wildfires 'will push up CO2 levels to new highs in 2020'
Three dead as water tanker plane crashes fighting Australia wildfires
Duck-billed platypus facing extinction amid prolonged drought
Harrowing photo shows koala distraught after friend dies in wildfire
Thousands back petition to introduce koalas to New Zealand
Australia wildfire smoke to travel 'full circuit' around the planet
Australia wildfire victim's home burns down - then he wins $1m lottery
Steve Irwin welcomes dead bushfire animals to heaven in tragic cartoon
