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Thursday

Froggy Went A-Courtin', But Lady Frogs Chose Second-Best Guy Instead

Male and female tungara frogs. Among these frogs, the guy with the best call usually wins the gal — except when you throw a third-choice loser into the mix. Alexander T. Baugh/Encyclopedia of Life hide caption

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Alexander T. Baugh/Encyclopedia of Life

Science

Froggy Went A-Courtin', But Lady Frogs Chose Second-Best Guy Instead

Given two choices of attractive mates, female frogs pick the top vocalist. But add a third, inferior male to the mix, and females go for No. 2. The "decoy effect" shapes some human choices, too.

Froggy Went A-Courtin', But Lady Frogs Chose Second-Best Guy Instead

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Sunday

Thursday

Contagious Aphrodisiac? Virus Makes Crickets Have More Sex
Daniel Horowitz for NPR

Shots - Health News

Contagious Aphrodisiac? Virus Makes Crickets Have More Sex

Researchers have stumbled upon a virus that makes crickets horny before it kills them. Inducing your host to mate more is a great way for a virus to spread its own genes.

Contagious Aphrodisiac? Virus Makes Crickets Have More Sex

Listen · 7:45
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Monday

Wednesday