Over time, one group of squirrels become separated from another group. Due to erosion and the subsequent formation of a river, the squirrels are unable to cross. The geographic barrier prevents breeding between the two groups of squirrels. Which term could be used to describe each group of squirrels?

Over time, one group of squirrels become separated from another group. Due to erosion and the subsequent formation of a river, the squirrels are unable to cross. The geographic barrier prevents breeding between the two groups of squirrels. Which term could be used to describe each group of squirrels?



A) Population

B) Ecosystem

C) Community

D) Species



Answer: A) Population


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