USGS: Biology arrow iconStatus & Trends Home arrow iconEcosystems arrow iconShrubland/Steppe+Ungulates (hoofed mammals)

Reports & Publications

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Vegetation responses to natural regulation of elk in Rocky Mountain National Park

A quasi-experimental situation exists in Rocky Mountain National Park, where elk (Cervus elaphus) populations have increased 3-fold since 1968 following their release from artificial controls within the park. Increases in elk habitat use and decreases in deer habitat use were observed. Significant increases in cover of mosses and lichens occurred More...

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Conservation Genetics: Mammals

This web page presents samples of genetics and genomics research from the USGS Biological Resources Discipline about the conservation genetics of mammals.

  • Underwater view of a manatee in Crystal River, Florida