Why Are There So Many Unique Animals In Australia. Living on an isolated continent allows plants and animals to evolve into unique species. The distribution of climates, topography, and soils that has produced the zones and ecological variation of australian vegetation has also been reflected in the distribution of animal life.

The distribution of climates, topography, and soils that has produced the zones and ecological variation of australian vegetation has also been reflected in the distribution of animal life. These animals were made for where they live, and they make their habitats there. These fluffy ambassadors can be found snoozing in eucalypt treetops in forests between brisbane , melbourne and adelaide.

Due to this isolation and the lack of predators, australia's unique fauna developed.

Climatic and geologic events helped australia to form its unique fauna. The mammals of australia have a rich fossil history, as well as a variety of extant mammalian species, dominated by the marsupials, but also including monotremes and placentals.the marsupials evolved to fill specific ecological niches, and in many cases they are physically similar to the placental mammals in eurasia and north america that occupy similar niches, a phenomenon known as convergent. Want to see australia’s unique wildlife? Madagascar, larger than california and about size the size of texas or france, is the world’s fourth largest island.