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),
Blue Cross (animal charity) in the First World War. Medals were then given out between 1940 and 1951 to a number of dogs, including Juliana who reportedly extinguished an incendiary bomb by urinating on it. In 2006 Jake, a police explosives dog, was given the honour after helping to clear out the London Underground after the 7 July 2005 London bombings. In 2017, Staffordshire bull terrier Romeo received the Blue Cross Medal for being a therapy dog for stroke victims and dementia sufferers and donating blood. Blue Cross (animal charity) Blue Cross is a registered animal welfare charity in the United Kingdom, founded in