Animal Info: Wild Yak - Includes information on the wild animal's endangered status.
FAO Document Repository: The Yak - Full text of the book on the history, care, and breeding of yaks. From the Food and Agriculture Organisation of the United Nations.
Reproduction and Conservation of Wild Yaks - Summarizes the scientific literature on the endangered Asian bovines. From the International Veterinary Information Service.
Yak - Overview of their distribution and agricultural use in China.
Yaks - Descriptions of 19th century yak caravans and yak hunting.
