WASHINGTON, July 20 (Reuters) - Scientists have answered a longstanding question about mammalian evolution, examining ear anatomy of living and extinct mammals and their close relatives to determine ...

As Stephen Jay Gould once put it, we have an earful of jaw. The small, sound-conducting bones of our inner ears – the incus, malleus, and stapes – got their start as jaw bones in our distant ancestors ...

Feb. 2 (UPI) --To hunt successfully, cheetahs must keep their head still and eyes focused on the movements of their prey while running at high speed. How does the fastest animal in the world do it?

Upright and standing tall, folded or curled, cat ears come in a variety of sizes and shapes. Despite dramatic variations in appearance between some breeds, all cat ears function the same way. Ears can ...

How could the tiny parts of the ear adapt independently to the diverse functional and environmental regimes encountered in mammals? A group of researchers proposed a new explanation for this puzzle.