Here's why a quarter of mammals practice infanticide

November 14, 2014 5:53 PM

11 0

Here's why a quarter of mammals practice infanticide

The co-author of a new study estimates that 25% of our planet's mammals practice infanticide—and she thinks she knows why. Elise Huchard and Dieter Lukas studied 260 species; in about 45% of them, babies are killed by male adults.

And it all boils down to sex, says Huchard. In species where a few males tend to prevail over others as mates, adult males kill the babies—though not their own—so mom is available for mating.

Read more

To category page

Loading...