The more we learn about large old trees, the more we realize their fundamental importance to birds, mammals, insects, plants and other inhabitants. More than 300 species of Australian birds and ...

Large birds once lived across Australia, only to become extinct around the time that giant marsupials and other megafauna died out during the Pleistocene “ice ages”.

More than 85 percent of Australia's large mammals, birds and reptiles weighing more than 100 pounds went extinct shortly after humans arrived, including 19 species of marsupials, ...

A skeleton of Dromornis planei, an extinct giant mihirung bird from Australia, on display in Darwin.The enormous head and bill are only slightly exaggerated by camera angle. Michael Lee, Flinders ...

The origin of large earth-mounds in New South Wales is hard to explain with geological forces alone, maybe a still unknown species of mound-building bird made them some 10,000 years ago.