I mentioned Tassie Devils in another comment. I'd hazard a guess most the Australian marsupials would make fairly okay pets fairly immediately. Kangaroos, wall

I mentioned Tassie Devils in another comment. I'd hazard a guess most the Australian marsupials would make fairly okay pets fairly immediately. Kangaroos, wallabies, pademelons, tasmanian devils (I live here wooo!), quolls, all seem to get by okay in captivity, so that's half the battle won.