Looks like you’re using a browser we don’t support.

To improve your visit to our site, take a minute and upgrade your browser.

Insect Experiment Of The Day

Glad we've settled this question:

When it came to insect penises, Charles Darwin had it right. The famed naturalist suspected that insect genitalia, which are frequently festooned with bizarre combinations of hooks, spines, and knobs, essentially functioned like peacock tails. That is, they helped males beat out their rivals for females. Now, researchers have confirmed this hypothesis by zapping fly penises with a laser.