Behold Leviathan: the sperm whale that killed other whales | Not Exactly Rocket Science
Updated: 2010-06-30 18:00:58
In today’s oceans, killer whales hunt other species of whales, working in packs to take down their much bigger prey. But living whales have it easy. Those that swam off the coast of Peru around 12 million years ago were hunted by a far bigger predator, a recently discovered animal with a very appropriate name: [...]