Over many generations, darker fur color becomes more common in a population of squirrels living in a shady area. this is an example of
a. common descent
b. adaptation
c. mutation
d. acquired traits

The answer is letter b. adaptation. Adaptation occurs when living organisms adapt to their surroundings or nvironment over a long period of time. In this case, Darfk Furred Squirrels were abundant, since squirrels adapted to the dark shady area they have lived and adapted into a dark furred one, which allowed it to be more common due to adaptation.

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