Monogamous birds... peeping on the neighbors!
Friday, January 27, 2012 - 09:02
in Biology & Nature
(PhysOrg.com) -- It is well documented that male birds seduce females using their songs, colourful plumage and courtship dances. These signals reflect male genetic quality and will be graded by the female to determine a male's potential as a mate. The stronger the grade, the better the odds of being selected.