grizzly bears

Twenty-five minute old elk calf in Mammoth Hot Springs. Jim Peaco; Yellowstone National Park. June 9, 2010; Catalog #18798d; Original #RD7Y0096.

Declining fortunes of Yellowstone’s migratory elk

Are human choices redefining the fitness of an ancient survival strategy?

Eighteen ecologists weigh in on new data in a Forum in Ecology.

Animal Jurisprudence

AFTER co-authoring a 2005 paper imagining “Re-wilding North America” with giant Bolson tortoises, camels, horses, cheetahs, elephants and lions, Harry Greene received a lot of hate mail. Corresponding ecologists hated the idea of deliberate transcontinental introductions of any kind.

Declining fortunes of Yellowstone’s migratory elk

Are human choices redefining the fitness of an ancient survival strategy?

Eighteen ecologists weigh in on new data in a Forum in Ecology.

Animal Jurisprudence

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Give and Help Us Take Our Next Great Stride Forward

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