Once four-legged land animals, whales evolved from ancestors Pakicetus, which lived along ancient Pakistani shores ...

Open the Youtube video It's a journey that began with a remarkable fact: the ancestors of whales crawled out onto land around 400 million years ago and entered upon a dazzling odyssey of evolution.

Early ancestors of the ocean's biggest animals once walked on land. Follow their extraordinary journey from shore to sea. Although whales are expert swimmers and perfectly adapted to life underwater, ...

One of the first cetaceans, Pakicetus, was a goat-sized creature that lived along the banks of lakes and rivers in present-day Pakistan. Although it looked nothing like a whale, Pakicetus displayed ...

"We think the rest of the body is inside," said Zalmout. The common ancestor of whales and of all other land animals was a flatheaded, salamander-shaped tetrapod that hauled itself out of the sea ...

Whales’ ancestors were land-dwellers about 50 million years ago before moving into water. Elemans said the animals adapted their voice boxes over tens of millions of years to make sounds underwater.

whales faced more competition for food and may have tried experimental hunting techniques—and because our ancestors simply came across whales more frequently. It’s estimated there were more ...

Skeletons of Basilosaurus, a whale ancestor, reveal the leviathan still retained tiny hind legs. John Klausmeyer / University of Michigan Museum of Natual History Whales evolved from mammals that ...

The fossil is assumed to be of the now extinct genera Rodhocetus or Ambulocetus – ancestors of modern whales. Whales evolved from land mammals about 50 million years ago. Fossils of primitive ...