Question

fill in the blank question
beaks in african black - bellied seedcracker finches are small or large, but not intermediate in size. this is an example of selection.

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Explanation:

In disruptive selection, extreme phenotypes are favored over intermediate ones. In African black - bellied seedcracker finches, the preference for small or large beaks (extreme phenotypes) over intermediate - sized beaks is an example of this type of natural selection.

Answer:

disruptive