Biology, 08.04.2020 20:28 anthonygeorge7

In a population of sparrows, most birds have a beak that is about 10 mm long. Some birds, however, have beaks that are slightly longer or slightly shorter than the average. Explain why the variation within this population is important in terms of survival and individual sparrows

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In a population of sparrows, most birds have a beak that is about 10 mm long. Some birds, however, h...