Guardian: The Bramble Cay melomys has become more famous in extinction than it ever was in life. A mouse-like rodent, the melomys amazingly survived on a 3.6 hectare grass-covered cay (a low-lying island in a coral reef) in Australias Great Barrier Reef like a ratty Robinson Crusoe for thousands of years. There, it thrived off just a few plant species until human-caused climate change--in the form of rising sea levels and increasing inundations of sea water on the low-lying island--wiped it off the planet....