The Return of Wolves to Yellowstone

What was the main reason for the removal of wolves from Yellowstone National Park in the early 1900s?

• To protect livestock from wolf attacks

• To increase the elk population

• To promote tourism in the park

• To protect the wolves from extinction

What was one of the direct effects of reintroducing wolves to Yellowstone in 1995?

• The elk population increased

• The beaver population decreased

• The plant and tree growth improved

• The park's tourism declined

How did the return of wolves indirectly benefit fish and birds in Yellowstone?

• By reducing the number of predators

• By increasing the number of elk

• By creating more ponds through beaver activity

• By providing more food sources

Why is the reintroduction of wolves to Yellowstone considered a success?

• It increased the number of tourists visiting the park

• It restored balance to the ecosystem

• It eliminated the elk population

• It protected the wolves from extinction

What lesson does the story of the wolves' return to Yellowstone teach us?

• The importance of hunting to control animal populations

• The need for human intervention in natural processes

• The significance of each species in maintaining ecosystem balance

• The benefits of removing predators from ecosystems