Sexual Selection

Gene Expression

Tag archives for Sexual Selection

The downside of beauty

Well, I don’t quite know about that, but that’s the sort of take-away from a new paper in PLoS Biology which looks at the downsides of female attractiveness. A Cost of Sexual Attractiveness to High-Fitness Females: Adaptive mate choice by females is an important component of sexual selection in many species. The evolutionary consequences of…

In the wake of Predictably Irrational, check out Tyler Cowen’s endorsement of Geoffrey Miller’s new book, Spent: Sex, Evolution, and Consumer Behavior. Miller is a good writer, so I’m assuming it will be a page-turner, but he does tend to be “provocative” in all the best & worst ways when it comes to popular science.…

Women can smell men…so what?

Women May Be Sniffing Out Biologically-relevant Information From Underarm Sweat: Sniffed alone, the underarm odors smelled equally strong to men and women. When fragrance was introduced, only two of 32 scents successfully blocked underarm odor when women were doing the smelling; in contrast, 19 fragrances significantly reduced the strength of underarm odor for men. ……

Sexual selection & animal signals

Nick Wade in The New York Times has a piece on a review on the relationships between male competition, signaling and sexual selection. If the topic interests you I strongly recommend Animal Signals, John Maynard Smith’s last book.