The rainforests of the Iron Range have species that also live in New Guinea, including the Eclectus Parrot and Southern Common Cuscus. Other rainforest animals includes 200 species of butterfly including 11 endemic butterflies one of which is the huge Green Birdwing, the Green Tree Python and the Northern Quoll. Number of this forest marsupial have dropped because they have tried to eat the introduced poisonous cane toads.