| 1. | The park was created to protect its keystone species, the Nilgiri tahr.
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| 2. | The Kaiser-i-Hind would be a keystone species for conservation of high-altitude forest.
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| 3. | This tree is a keystone species in the thickets of the island.
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| 4. | "The gopher tortoise is known as a keystone species, " she said.
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| 5. | The gray wolf is another known keystone species, as is the lion.
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| 6. | It was here that much of his research on keystone species occurred.
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| 7. | The softwood stands of the highlands are keystone species in maintaining land integrity.
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| 8. | Fig trees are keystone species in many tropical and subtropical ecosystems.
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| 9. | The otters are the keystone species of a coastal ecosystem called kelp forests.
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| 10. | The aurochs is one of the keystone species that is missing in Europe.
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मोबाइल