In my view, one of the most important theories of sex and relationships is the Sexual Strategies Theory (SST). Developed by David Buss and David Schmitt in the 90’s, SST has a simple premise: Humans ...

Evolutionary theories of human sexuality have tended to describe people as generally preferring either short or long-term mating strategies. Hence, the idea that human sexuality falls on a continuum ...

Male phenotypes in the ruff. (Left) Independent ruff males interacting at a lek. (Right) A Satellite ruff male with pale ornamental feathers at a lek. Photos courtesy of Tom Schandy. Ruff males have ...

A new study published in Evolutionary Psychological Science identifies five distinct strategies that women employ to detect ...

Which one then is the better strategy for finding a partner? A team of researchers from the University of Rochester and the Israeli-based Interdisciplinary Center Herzliya examined the effects of ...

Living in the frigid waters off the coast of Antarctica, the giant sea spider has hatched its young in secrecy for over 140 years. But recently, researchers dove down to the sea floor off the remote ...

(PhysOrg.com) -- Fairy-wrens are notorious for their infidelity: despite living in seemingly harmonious monogamous pairs, females produce mostly illegitimate young, and males spend more time courting ...

Alternative mating strategies of the Japanese scorpionfly have been studied sparingly over the years, primarily focusing on individual populations. Now, scientists compare the mating habits of male ...