Welcome Back Wolves! Wolves Don't Belong

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What is a drought?

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A drought is a long period of time with little or no rain, which can cause plants to dry out and die.

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Why are wolves important to the ecosystem?

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Wolves help control the population of other animals, like elk, which keeps the ecosystem balanced.

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What happened to the trees in Yellowstone due to drought?

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The trees suffered and many died because there was not enough water.

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What role do beavers play in the ecosystem?

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Beavers build dams that create ponds, which provide habitats for many other animals.

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What is the impact of too many elk on willow trees?

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If there are too many elk, they can eat too many willow trees, preventing them from growing.

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What does it mean to control predators?

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Controlling predators means managing their population to protect other wildlife.

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What is the author's purpose in writing about wolves?

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The author's purpose is to persuade readers to care about wolves and their role in Yellowstone.

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How did the absence of wolves affect the beaver population?

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Without wolves, the beaver population decreased because there were not enough willow trees for them to eat.

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What is an ecosystem?

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An ecosystem is a community of living things and their environment, interacting as a system.

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What are the consequences of forest fires on trees?

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Forest fires can destroy trees, making it hard for them to grow back.