36 million years B.C., a pregnant Basilosaurus whale resorts to desperate measures to find food for herself and her unborn infant. On land, mammals are growing into enormous creatures.
Did You Know?
The Apidium are a recolored and slightly tweaked version of the Godinotia animation from the previous episode. See more
When the Moeritherium first appears, the edge of the puppet's neck can be seen on the far left side of the screen. See more
When the dinosaurs disappeared, so too did the gigantic marine reptiles which once terrorized the oceans. For almost twenty-five million years, there was nothing around to eat the sharks. But there are now awesome new monsters of the deep.