High in the mountains, over 10,000 feet up, an unlikely champion stands: the whitebark pine. This resilient tree sustains life, providing food and shelter for animals like the grizzly bear, red squirrels, and more.
Following the three key predators of the Yellowstone ecosystem: the wolf, red fox and coyote.
The Yellowstone region is one of the planet's largest, nearly intact temperate zone ecosystems.