News tagged with genitalia

Why guppies have genital claws

New research from evolutionary biologists at the University of Toronto shows that the male guppy grows claws on its genitals to make it more difficult for unreceptive females to get away during mating.

Aug 02, 2013
4.5 / 5 (4) 1 | with audio podcast

Discerning males remain faithful

Discerning males remain faithful ... if you are a spider. Sex for male orb web spiders (Argiope bruennichi) is a two shot affair since the act of mating destroys their genitalia. If they survive being eaten ...

Apr 24, 2012
4.3 / 5 (3) 0 | with audio podcast