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),
Animal welfare and rights in France where it is deemed possible. France's main regulations on animal cruelty fall under the Penal Code and the Rural and Maritime Fishing Code, which protect domesticated, tamed, and captive animals. The Penal Code makes it an offense to seriously physically abuse or sexually abuse, commit and act of cruelty towards, or abandon a domesticated, tamed, or captive animal. Bullfighting and cockfighting are exempt from this provision where an "uninterrupted local tradition" can be invoked. The Rural and Maritime Fishing Code gives more detail on what constitutes cruelty. Force-feeding geese and ducks to produce foie gras is exempted from anti-cruelty legislation,