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The changes that occurred in Yellowstone National Park after all of its wolves were killed showed that wolves are A. harmful to the ecosystem B. a keystone species in the ecosystem C. a producer in the
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The changes that occurred in Yellowstone National Park after all of its wolves

were killed showed that wolves are
A. harmful to the ecosystem
B. a keystone species in the ecosystem
C. a producer in the ecosystem
D. the only predators in the ecosystem

User Robert Bender
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1 Answer

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it would be B. A keystone species. Keystone species play important roles in ecosystems and when they are removed this can make an entire habitat collapse
User Hitesh Dharamdasani
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