And then move up into Ponderosa pines, then in upper elevations spruce and fir forest, and then finally to some sort of alpine tundra up at the top.

NPR: Warming Will Create Micro-Climates, Scientists Say

Yaks live in alpine tundra, grasslands and the cold desert regions of the northern Tibetan Plateau, ranging from 13, 000 to 20, 000 feet (4, 000 to 6, 100 meters) in elevation, according to the IUCN.

MSN: Wild yaks are back �� at least in the Tibetan Plateau