News tagged with sexual conflict

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 4.7 / 5 (3) 1 | with audio podcast

Old males win sex battle

(PhysOrg.com) -- Old roosters can still dominate the sexual pecking order even when their ability to fertilise eggs drastically declines, new Oxford University research has shown.

Jun 25, 2010 3.6 / 5 (7) 0 | with audio podcast

The sexual tug-of-war -- a genomic view

The genes that are most beneficial to males are the most disadvantageous for females, and vice versa. However, this genetic conflict between the sexes is important in maintaining genetic variation within a species, researchers ...

Mar 15, 2010 not rated yet 1