Green tree frogs are some of the most commonly seen tree frogs in the world. Two primary species share the specific name “green tree frog”: the American species and the Australian species. Australian ...

Australia and South America weren't always so separate. At one time, many millions of years ago, these two continents were connected, along with others, in the southern supercontinent of Gondwana.

Scientists have now discovered the oldest ancestor for all the Australian tree frogs, with distant links to the tree frogs of South America. Newly discovered evidence of Australia's earliest species ...