Habitat loss is a big one, and so is climate change, which is one of the dynamics making wildfires more frequent and damaging ...

A koala bear lounges in a eucalyptus tree, lazily chewing leaves in a scene as Australian as one can imagine. But then the koala does something unusual: it climbs down the tree to drink water from ...

All the trees are in the Dandenong Ranges in Victoria. Some of those, the Eucalyptus Regnans, are the tallest in Australia. Produced by Claudia Romeo More from UK Dave Coleman is an arborist based ...