March 21, 2008
Courtship and Calories
Understanding human sexual behavior is often as easy as taking a simple look at the animal kingdom.
While on a biological research trip to Panama, Lina María Ángel Jaramillo studied fiddler crabs, whose males expend great energy growing outsized right claws, to show off their good genes to amorous females. Back at Javeriana Pontifical University, where Ms. Jaramillo is an undergraduate, her classmates had been holding friendly debates in the cafeteria over which member of
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