What is thought to have caused elk overpopulation in Yellowstone?

Removal of wolves from the park.

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  1. Removal of wolves from the park ✔
  2. Too many tourists
  3. Warmer winters

Why: Many biologists think removing wolves let elk herds grow, causing overgrazing in parts of Yellowstone.

Huh, didn't know that: Many biologists think removing wolves let elk herds grow, causing overgrazing in parts of Yellowstone.

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No wolves, more elk, more munching.
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References

Answer: Removal of wolves from the park. Many biologists think removing wolves let elk herds grow, causing overgrazing in parts of Yellowstone.

  1. Wildlife management en.wikipedia.org/wiki/Wildlife_management
    Elk overpopulation in Yellowstone is thought by many wildlife biologists, such as Douglas Smith, to have been primarily caused by the extirpation of wolves
    Checked 2026-11-07.

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