Why Are There No Big Animals In Australia
Even though most modern zoos make efforts to offer animals a more natural environment most captive animals in zoos are unable to live in a way that they would naturally and some may even be on medication to alter their behaviour.
Why are there no big animals in australia. Cats dogs bears raccoons etc - the dingo now known as Australias wild dog was introduced about 3000 years ago NO native hoofed animals deer goats etc NO primates monkeys and apes and. It is a secluded landmass with no immigration of animals from other parts of the world. Australia probably has between 200000 and 300000 species about 100000 of which have been described.
This is because what became Australia split off and became isolated from the rest of the world about 55 million years ago. The lack of volcanic activity is due to the islands location in relation to a tectonic plate the two layers of the Earths crust or lithosphere. Here we explore weird and wonderful facts about 10 of them.
Dingos are the biggest carnivorous mammals in Australia. This list was developed by the Australian Museum in Sydney. But there is still so much we dont know about Australias native animals.
Many of the plants like the animals. Snakes kill an average of 2 to 4 people a year here but the number of casualties seem small when you compare it to the 11000 individuals that snakes annually kill in Asia. To add to that it is not known for people to eat Platypus any of the various venomous snakes Brown Tiger Taipans various black snakes the small blue ringed octopus any of the jumping jack ants or any of the other venomous animals that are famously endemic to Australia and its territories.
Marsupials were around for at least 70 million years before they made it to Australia according to Robin Beck a lecturer in biology at the. Even though Australia is home to nearly 150 volcanoes none of them has erupted for about 4000 to 5000 years. Australias coast also stretched further into the Timor Sea.
There are so many unique australian animals because australia is on a continent that is pretty far from other continents. Museum staff rated animals out of 10 based on the. Animals could make their way from the Malay Archipelago.
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