Illustration of a red kangaroo (Osphranter rufus), the largest of all kangaroos, the largest terrestrial mammal native to Australia, and the largest extant marsupial. It is found across mainland Australia, except for the more fertile areas, such as southern Western Australia, the eastern and southeastern coasts, and the rainforests along the northern coast. From The royal natural history Volume III edited by Richard Lydekker, published in 1893.