Those region/area where temperature may fall below-20°C and rocks are stony and have little vegetation are called cold deserts. In India cold desert lies between Ladakh region in north to Lahaul and spiti valley of Himachal Pradesh.
To survive in cold desert, Yak has following adapations:
1. Body is covered by long hair or fur.
2. The colour of fur is generally black to absorb more and more heat.
3. Its feet have sharp toes which help it to climb in uneven paths.
4. A layer of fat is deposited under its skin. It helps yak to survive in extreme cold during winters.
