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),
Everything which is not forbidden is allowed Everything which is not forbidden is allowed "Everything which is not forbidden is allowed" is a constitutional principle of English law—an essential freedom of the ordinary citizen or subject. The converse principle—"everything which is not allowed is forbidden"—used to apply to public authorities, whose actions were limited to the powers explicitly granted to them by law. The restrictions on local authorities were lifted by the Localism Act 2011 which granted a "general power of competence" to local authorities. In "The Once and Future King", author T. H. White proposed the opposite as the rule of totalitarianism: "Everything which is not