elk: Media
mammal
Videos
Examine the various changes undergone by an elk's coat from winter to summer and from nursing calves to adults who eventually separate to form new herds
American elk (Cervus elaphus canadensis) graze in the meadows. Nursing calves...
Video: Encyclopædia Britannica, Inc.
What is a trophic cascade?
Learn how small changes in the food pyramid can upend the ecosystem.
Video: Encyclopædia Britannica, Inc.
Images
A male American elk (Cervus elaphus canadensis) in Yellowstone National...
© Rostislav Stach/Shutterstock.com
Rocky Mountain National Park
Elk grazing at Moraine Park, Rocky Mountain National Park, Colorado.
Rocky Mountain National Park; photograph, Crystal Brindle
elk shedding velvet
Elk (Cervus elaphus canadensis) shedding velvet.
Wayne Lankinen/Bruce Coleman Inc.
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