Pug-nosed tree frogs use an auditory trick to evade predators and woo mates

The amphibians exploit what’s known as the precedence effect

Male pug-nosed tree frog

Male pug-nosed tree frogs rely on an auditory illusion when calling out to a female frog (one shown) while not giving away their position to predators.

Brian Gratwicke/Flickr (CC BY 2.0)

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