Research Reveals Whales Evolved in Three Rapid Phases, Their Ancestors Crawled Out of the Sea 400 Million Years Ago A recent research revealed a remarkable story of whale evolution—how these ...

But the researchers estimated the ancient whale’s weight range was between ... On Wednesday, they revealed it is a new species of basilosaurid, an extinct family of cetaceans.

These dolphins are ancient ancestors of modern odontocetes, which are toothed whales. Odontocetes comprise a wide variety of species, ranging from small dolphins like the bottlenose to large ...

Scientists discovered ancient marine reptiles that reached unprecedented trophic levels. These creatures exceeded today’s top predators.

There could be a new contender for heaviest animal to ever live. While today’s blue whale has long held the title, scientists have dug up fossils from an ancient giant that could tip the scales.

Heaviest animal ever? Scientists discover massive ancient whale that lived 40 million years ago Researchers have long been fascinated with two notable species that lived in North America ...