CAIRO, Egypt — Egyptian scientists say the fossil of a four-legged prehistoric whale, unearthed over a decade ago in the country's Western Desert, is that of a previously unknown species. The creature ...

For all their intelligence and agility, dolphins and orcas carry a secret written deep in their biology: they are, in all ...

Whales are amazing creatures that have been swimming through the oceans for millions of years. What many people don’t realize, however, is that long before that, the ancestors of whales walked on land ...

An extraordinary fossil find along Victoria’s Surf Coast has revealed Janjucetus dullardi, a sharp-toothed, dolphin-sized predator that lived 26 million years ago. With large eyes, slicing teeth, and ...