In Australia, unique species abound – from koalas and kangaroos to wombats and emus. Now, the western laughing frog and a spider named for Tom Hardy are among the 750 new species recognized on ...

A Litoria ridibunda, or western laughing tree frog, perched on a log. The western laughing tree frog is considered “large,” usually reaching about 1.9 inches in size, the researchers said.