Science news articles about 'secondary sexual characteristics'

... , whereas combat structures like horns -- or seductive attributes like a cardinal's vibrant plumage or a bullfrog's deeply resonant baritone -- are known as secondary sexual characters. Read More...

... can this trait be made in one gender and not the other?" The question of the origins of secondary sexual characteristics -- traits other than reproductive organs that are peculiar to one gender or ...

... . This is the first demonstration of a single gene that can change both secondary sexual characteristics and mating preferences". The greys, however, need not be completely despondent at these ...