Germany, 49 million years B.C. A day in the life of a small forest mammal called Leptictidium who is trying to raise young, a giant predatory bird called Gastornis trying to hatch an egg and a primitive whale, Ambulocetus, who is hunting in the water. Written by
Did You Know?
The movements of Ambulocetus were based on those of an otter. See more
In this episode, Ambulocetus, a water-going predator from Pakistan, appears in prehistoric Germany. While the narrator does state that it's a newcomer, it couldn't have swam all the way from Asia up to the forest the story takes place in. See more
For the first and only time in its history, birds rule the earth.