Birds with large, sharp beaks have survived better than the ones with small and medium beaks on an island where the trees bear hard-shelled nuts. Which type of selection does this example represent?

Question

Biology

Bernie

11 January, 20:32

Birds with large, sharp beaks have survived better than the ones with small and medium beaks on an island where the trees bear hard-shelled nuts. Which type of selection does this example represent?

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Chaz Oconnell · Answer 1

This represents directional selection

directional selection is where one of the "extremes" is favored

in this case, the "extreme" would be the large, sharp beaks as opposed to the small/medium sized ones