A population of rodents settles on the shore of an island close to the Arctic Circle. The landscape consists mainly of rocks. If the individuals are too large, they cannot hide in crevices to escape hawks. On the other hand, small bodies do not maintain internal temperature in cold weather. Show diagrammatically the change in the population and explain what selective pressures took place.
a. directional selection
b. stabilizing selection
c. disruptive selection
d. diversifying selection
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A population of rodents settles on the shore of an island close to the Arctic Circle. The landscape...
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