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Title: Bison in Winter

Description: A plains bison in winter at Yellowstone National Park. A bison's hump is useful as a snowplow in winter when the animal swings its head from side to side to brush aside the snow to reach food underneath. The hump is composed of muscles supported by long vertebrae.

Location: USA

Photographer: J.R. Douglass , National Park Service

Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.

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File Details:
Type: JPEG image - 220.99 KB
Dimensions: 1999 x 1277

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Tags: Biology Bison Buffalo CoreCast123 Genetics PlainsBison Restoration Wildlife