The Platypus The platypus is an extraordinary animal. It is very unique because there aren’t may animals like it. Platypus can be found along the eastern coast of Australia, in its rivers, streams and lakes. The platypus can also be found on the island of Tasmania and as far north as Queensland. The platypus resides mostly in the southern parts of Australia. The presence of crocodiles and greater threat from flooding are the reasons why platypus are only found in a remote part of Australia. The platypus has trouble maintaining its population among crocodiles. In the areas that the platypus has maintained a st