Published by Paul Ivinskas
Saturday, October 24, 2026

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Wildlife & plants · Mammals

American bison

North America's largest land animal, with wild herds on Antelope Island, in the Henry Mountains and in the Book Cliffs.

A bison on Antelope Island with snowy Wasatch Mountains behind it
File photo: A bison on Antelope Island with snowy Wasatch Mountains behind it (Taken on 18 March 2023, 19:26:38) · Cropped to fit. Photo: Eric Kilby · CC BY-SA 2.0 · Wikimedia Commons

Bison, also called buffalo, are the largest land animal in North America. Bulls can top 2,000 pounds and stand more than 7 feet at the shoulder, and both sexes have horns. The hump is muscle, which lets a bison swing its head to push snow off the grass.

Millions of bison once ranged across North America before hunting nearly wiped them out in the 1800s. Wild bison now live in three parts of the state: Antelope Island in Great Salt Lake, the Henry Mountains, where the herd descends from animals reintroduced in the 1940s, and the Book Cliffs, where the Ute Indian Tribe began restoring bison in 1986 and Wild Aware Utah dates the later public-herd restoration to 2008. They graze year-round, mostly on grasses.

Watching and staying safe

Bison can look docile but react quickly and charge, and a startled herd can stampede at up to 35 miles per hour. If one stops what it is doing to watch you, you are too close. If a bison is on the road, stay in your vehicle and wait for it to pass. Antelope Island State Park posts its own wildlife rules.

Places the sources name

Examples from the sources, not a complete range or a sighting guide.

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File photo: Pronghorn grazing on Antelope Island above Great Salt Lake (2012-10-01 11:29:47). Photo: Hermann Luyken · CC0 · Wikimedia Commons
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File photo: A coyote beside a road on Antelope Island (2012-10-01 15:05:31). Photo: Hermann Luyken · CC0 · Wikimedia Commons
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