Discover the incredible array of wildlife that calls Yellowstone home, from majestic bison to elusive wolves, and understand their vital role in the Greater Yellowstone Ecosystem.
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Sixty-Seven Species Call This Home
This series, Yellowstone's Wild Pulse: A Symphony of Life, explores the extraordinary concentration of wildlife thriving across this park and why it matters.
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1
Bison Never Left This Valley
Yellowstone is the only place in the Lower 48 where wild bison have roamed continuously since prehistoric times.
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2
Elk Shape Everything Around Them
Roughly ten to twenty thousand elk roam Yellowstone at any given time, making them the single most numerous large mammal in the park by a wide margin.
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3
Two Bears One Territory Different Strategies
Grizzly bears and black bears split Yellowstone's landscape by carving out distinct niches despite overlapping ranges.
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4
Wolves Changed the Rivers Themselves
When thirty-one gray wolves were released into Yellowstone in 1995 and 1996, they didn't just fill a gap in the food chain — they physically reshaped the landscape.
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5
Yellowstone's Overlooked But Essential Wildlife
Pronghorn are the second-fastest land animal on Earth, capable of sustaining speeds of fifty-five miles per hour — an ability evolved to outrun the now-extinct American…
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