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View Diary: A More Ancient World: The Eye of the Beholder (49 comments)

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  •  Well there are other factors (6+ / 0-)

    Maybe your pink cardinal has a really good song or a great territory.

    Cardinals are monogamous - so most males should get a mate.  One theory is that the best males get picked first and get a head start on breeding.

    DNA studies have also revealed a lot of 'cheating' going on in monogamous birds.

    "We are normal and we want our freedom" - Bonzos

    by matching mole on Sun Jan 23, 2011 at 07:35:37 PM PST

    [ Parent ]

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