The largest animal thought to ever live is swimming through the world's oceans today. Blue whales can reach lengths of 100 feet, but one of their smaller relatives isn't too far behind. Right whales, ...

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 ...

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: ...

Fossils found in a riverbed in Japan were revealed as a large, ancient ancestor of right whales. Tanaka, et al (2025) Palaeontologia Electronica The largest animal thought to ever live is swimming ...