Superfast muscles in songbirds

Certain songbirds can contract their vocal muscles 100 times faster than humans can blink an eye – placing the birds with a handful of animals that have evolved superfast muscles, University of Utah researchers found.

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<p><a href="http://www.physorg.com/news134797329.html">Superfast muscles in songbirds</a></p> <p>Certain songbirds can contract their vocal muscles 100 times faster than humans can blink an eye – placing the birds with a handful of animals that have evolved superfast muscles, University of Utah researchers found.</p>