books.google.com - Australian marsupials represent a parallel adaptive radiation to that seen among placental mammals. This great natural experiment has produced a striking array of mammals with structural and behavioural features echoing those seen among primates, rodents, carnivores, edentates and ungulates elsewhere...https://books.google.com/books/about/The_Neurobiology_of_Australian_Marsupial.html?id=NSydTn-XELwC&utm_source=gb-gplus-shareThe Neurobiology of Australian Marsupials