Why Are There So Many Unique Animals In Australia

Four out of five animals that live in australia only can be found there. Australia has more species of venomous snakes than any other continent (21 of the world’s 25 deadliest snakes). Climatic and geologic events helped australia to form its unique fauna.

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86% of plants, 84% of mammals and 45% of birds found in australia are not seen anywhere else in the world.

Why are there so many unique animals in australia. So the reason why australia have so many unusual animals is that that they were isolated on an island. Australia probably has between 200,000 and 300,000 species, about 100,000 of which have been described. There are not more dangerous animals in australia then elsewhere.

This is a misconception fueled by silliness and exoticism. The reason australia has such unique animals was its long isolation from the rest of the world. (read why the animals found in australia are so unique)

Marsupials like koalas, kangaroos and many others can be found nowhere else in the world, neither can our two egg laying mammals, the platypus and the echidna. There are so many unique australian animals because australia is on a continent that is pretty far from other continents. A unique feature of australia's fauna is the relative scarcity of native placental mammals.

Also australia is known for having unique animals because there are so many that cant be found anywhere else but australia. Marsupials that originated in gondwana adapted in australia, and survived until today. In fact, the species is so innocuous, it's become a popular pet in queensland.

For millions of years, the australian continent was so far away from any other landmass that there was no possibility for new types of animals to get to it. Everyone’s heard of kangaroos and koalas and knows that there’s more animals in australia that can kill you than anywhere else, but there’s a huge amount of wildlife native to australia that you’ll be amazed at. The famous list of australia having nearly all of the world's most venomous snakes comes from a terrible ld50 study that only used five or so overseas snakes for comparison.

Because australia has been isolated from the rest of the world for many thousands of years. There are so many unique australian animals because australia is on a continent that is pretty far from other continents. Many of the plants there have adapted to hot, arid conditions with frequent fires.