adept agile attractive Australia Australian big-footed color colored colour coloured colourful conservation endangered fauna fur golden-yellow-limbs hardy macropod macropodidae macropods mammal mammals Marsupial marsupials native petrogale-xanthopus-xanthopus recovering recovery rock-wallaby rust-coloured South-Australia sure-footed survive surviving survivors thick-fur-coat threatened vulnerable wallaby wildlife yellow-footed-rock-wallaby animal background black boulder brown close closeup domesticated grass green grey healthy herbivorous horizontal nature outdoor outside park peaceful pen photo photography plant rock safety sanctuary standing stone sunny white wild winter yard young zoo