Wadi Al-Hitan in Egypt’s Western Desert preserves one of the most important fossil records in the world for understanding how ...

An illustration of German-born fossil collector Albert Koch's "Hydrarchos" as it appeared on display. From Fowler, O.S. 1846. The American Phrenological Journal and Miscellany, Vol. 8. New York: ...

For tens of millions of years, whales have been a part of the oceans. Because of this, it would be easy to believe that whales evolved from aquatic creatures as the oceans warmed and became more ...

Mediterranean sperm whales use two distinct dialects, revealing how animal culture changes over time and helping guide conservation efforts.

Belinda Chang (back left) leads a lab that focuses on the evolutionary transition of animals' vision. Sarah Dungan (right of Chang) researched whale vision as a former member of Chang’s lab. Credit: ...

The whales occasionally switched back to an older call pattern, suggesting they retained knowledge of both dialects.

Alfred the aetiocetid had teeth but needed a better way to capture his tiny prey. Credit: Carl Buell Baleen whales, such as the gigantic 30m-long blue whale, are the largest animals that have ever ...

Think of the largest elephant you can. Now multiply that by 30. That’s the size of a blue whale, the largest animal to exist, ...

Whales are mighty. Blue whales, for example, aren't only the largest animal on Earth, but as far as we know, they're the largest animal that's ever existed on Earth—and that includes dinosaurs.