The chuck heard round the world

Being sexy can also mean being dinner

The chuck heard round the world
How sexy is this frog? If you're a female tungara frog, you'll only know once you hear him chuck. [Image Credit: Brian Gratwicke, Flickr]
By | Posted June 21, 2011
Posted in: Audio, The Scienceline Podcast

The male Tungara frog wants to be sexy for his potential lady frog partners. But lady frogs have very specific tastes: They like their males to make two sounds, a whine and a chuck. Hear both on the Scienceline Podcast.

The chuck heard round the world by Scienceline

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Sound credit: Michael Ryan. These are computer-simulated recordings, used by researchers in the lab to test females responses. The female frogs cannot tell the difference between these computer calls and the calls of real male frogs.

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