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• This begs the question of how a mother would distinguish a good dad from a bad one, and why she would select a responsible dad-like fellow over a big, hunky Cool-hand Luke.
• Bring in what is called the "handicap" principle. Males that stick around to guard offspring are generally at higher risk of predation then those males that only need worry about themselves. Those that survive the parental experience could be viewed as being of higher "genetic quality". We have all seen ridiculous plumage on

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