This Gigantic Ancient Kangaroo Didn't Hop — It Actually Walked

For millions of years there lived a rather large species of kangaroo in Australia called sthenurines. Weighing in at 550 pounds and featuring a 6'6" frame, these Pleistocene creatures must have been an awesome site — an animal made all the more remarkable by virtue of the fact that they walked around on their feet… » 10/16/14 6:20am 10/16/14 6:20am