sexual selection
Doodoo Rendezvous
Doodoo Rendezvous
Bob Grant | Jul 1, 2014
Watch flightless dung beetles (Circellium bacchus), sneaky copulators and crap connoisseurs, do their thing in South Africa.
The Hidden Side of Sex
The Hidden Side of Sex
Patricia L.R. Brennan | Jul 1, 2014
Sexual selection doesn’t end when females choose a mate. Females and males of many animal species employ an array of tactics to stack the deck in their reproductive favor.
Faces for Fighting?
Faces for Fighting?
Jef Akst | Jun 10, 2014
Scientists propose that hominin facial bones evolved for protection against the powerful blows of combat.
For Some Male Crickets, Silence Means Survival
For Some Male Crickets, Silence Means Survival
Sandhya Sekar | May 29, 2014
Two island populations of male crickets independently evolved to evade parasites by keeping quiet, and have come up with a way to sneak matings with females that still seek the male courtship song.
Standing Up for Sex
Standing Up for Sex
Henry Gee | Dec 1, 2013
Humans evolved the ability to walk on two legs because it allowed them to more accurately size up prospective mates. Or did they?
Book Excerpt from <em>The Accidental Species</em>
Book Excerpt from The Accidental Species
Henry Gee | Dec 1, 2013
In Chapter 7, “The Way We Walk,” author Henry Gee describes the first steps taken by the ancestors of Homo sapiens.
Behavior Brief
Behavior Brief
Kate Yandell | Aug 21, 2013
A round-up of recent discoveries in behavior research
Behavior Brief
Behavior Brief
Dan Cossins | May 23, 2013
A round-up of recent discoveries in behavior research
Penis Size Matters for Golden Moles
Penis Size Matters for Golden Moles
Kate Yandell | Feb 21, 2013
Female golden moles are more likely to choose a mate with a longer reproductive organ.
Sex Selection Not So Simple
Hayley Dunning | Jul 10, 2012
Revisiting a classic study could overturn the idea that male competition rules reproductive choice.