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5 films
A hungry bobcat hunts for a duck in the snowiest region of Yellowstone National Park.
In Yellowstone National Park, bison contribute to the ecosystem by providing mud pellets essential for cliff swallows to build their nests.
Quad mom, a celebrated bear in Yellowstone National Park, plays a crucial role in the ecosystem and the recovery of the bear population after being endangered.
Male sage grouses in Yellowstone National Park display vibrant plumage and elaborate courtship rituals that surpass even the peacock's in their mating strategies.
Male grizzlies chase females at 35 mph during bear courtship in Yellowstone National Park.
