What's so great about 'chuck'?

What's so great about 'chuck'?

By Susan Milius, 15:57 PM April 15, 2008

From Burlington, Vt., at a meeting of the Animal Behavior Society

A little "chuck" sound that a kind of male frog can add to his call proves attractive to friends and foes alike. Now, researchers suggest an explanation for the sound's wide appeal.

Small, dark túngara frogs, found in Mexico and northern South America, have become a classic animal for studies of communication. Males gather in pools and call, and females follow the sounds to find mates.

Unfortunately for the male frogs, their call...

Source URL: https://www.sciencenews.org/article/whats-so-great-about-chuck