The reintroduction of wolves to Yellowstone National Park has been followed by a marked increase in the number of aspen trees (and also an increase in their height)along with a decrease in the number of elk.What other evidence would support the hypothesis that the wolves are a keystone species in the Yellowstone ecological community? Explain your answer.

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The Answer of The reintroduction of wolves to Yellowstone National Park has been followed by a marked increase in the number of aspen trees (and also an increase in their height)along with a decrease in the number of elk.What other evidence would support the hypothesis that the wolves are a keystone species in the Yellowstone ecological community? Explain your answer.

The Reintroduction of Wolves to Yellowstone National Park Has Been