The fauna of Australia consists of a large variety of animals; some 46% of birds, 69% of mammals, 94% of amphibians, and 93% of reptiles that … See more

Australia has a rich mammalian fossil history, as well as a variety of extant mammalian species, dominated by the marsupials, currently however there is limited taxonomic research into Australia's mammals. The fossil record shows that monotremes have … See more

More than 5000 species of fish inhabit Australia's waterways; of these, 24% are endemic. However, because of the relative scarcity of freshwater … See more

Both geologic and climatic events helped to make Australia's fauna unique. Australia was once part of the southern supercontinent Gondwana, which also included South … See more

Australia and its territories are home to around 800 species of bird; 45% of these are endemic to Australia. The fossil record of birds in Australia is patchy; however, there are records of the ancestors of contemporary species as early as the Late Oligocene See more

Australia has four families of native frogs and one introduced toad, the cane toad. In 1935 the cane toad was introduced to Australia in a failed … See more

Of the estimated 200,000 animal species in Australia, about 96% are invertebrates. While the full extent of invertebrate diversity is uncertain, 90% of insects and molluscs are … See more