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: ...

Cetaceans, comprising whales, dolphins and porpoises, represent a striking example of terrestrial mammals that re-inforced their life history in the marine realm. Originating in the early Eocene from ...

Call it an unfinished story, but with a plot that's a grabber. It's the tale of an ancient land mammal making its way back to the sea, becoming the forerunner of today's whales. In doing so, it lost ...

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

In the heart of the Egyptian Desert, Wadi Al-Hitan, or “Valley of the Whales,” fossilised whale skeletons lie exposed beneath the sun. Their vertebrae stretch across the sand in long, curved lines, as ...

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 ...

A sperm whale group in the Mediterranean (including one albino individual). (Asociación Tursiops) In the sparkling blue waters of the Mediterranean Sea, a cultural divide may be underway. Between the ...

BELOIT — Evidence that ancestors of today’s whales once walked on the land and how digital imaging technology can help unlock mysteries of the past were explored Saturday during the Roy Chapman ...

Scientists have found that sperm whales in the eastern Mediterranean have developed a faster, distinct vocal dialect compared ...

Add Yahoo as a preferred source to see more of our stories on Google. Just a blue whale's tongue weighs as much as an adult elephant. But what caused blue whales to grow to such an extraordinary size?

WELLINGTON, New Zealand (AP) — Long before whales were majestic, gentle giants, some of their prehistoric ancestors were tiny, weird and feral. A chance discovery of a 25 million-year-old fossil on an ...