The yak is a long-haired bovid found in the Himalayan region. It has thick wooly coats that can be brown, black, or white and help preserve body heat. Yaks graze on grass, lichens, moss, and tubers. Wild yaks form herds of 10-30 animals while domesticated yaks have been kept for thousands of years for their milk, fiber, meat, and dung used as fuel. Yak wool is soft and warm while their milk is rich in fat and used to make yogurt, butter, and cheese. Some cultures have traditions of yak racing and skiing for entertainment. Unfortunately, wild yak populations are declining due to hunting and