Dzo Dzo A dzo (Tibetan མཛོ་ mdzo) (also spelled zo, zho and dzho) is a hybrid between the yak and domestic cattle. The word dzo technically refers to a male hybrid, while a female is known as a "dzomo" or "zhom". In Mongolian it is called khainag (хайнаг). There is also the English language portmanteau term of yattle, a combination of the words yak and cattle, as well as yakow, a combination of the words yak and cow. Dzomo are fertile (or, fecund) while dzo are sterile. As they are a product of the hybrid genetic phenomenon of heterosis (hybrid vigor),
Yancheng Wild Animal World zoo to sell them, but were stopped, as a act of revenge they decided to throw a live donkey in the tigers enclosure in front of a audience, the entire ordeal was filmed. The donkey was mauled by the tigers and died half an hour later, the shareholders planned on throwing other animals as well but were stopped. Since there is no laws in China to prevent Animal Cruelty nothing was done about the incident. Yancheng Wild Animal World Yancheng Wild Animal World is located in the Yangtze River golden triangle area of the Changzhou Wujin city center in Jiangsu.