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),
Howletts Wild Animal Park Howletts Wild Animal Park Howletts Wild Animal Park (formerly known as Howletts Zoo) was set up as a private zoo in 1957 by John Aspinall near Canterbury, Kent. The animal collection was opened to the public in 1975. To give more room for the animals another estate at Port Lympne near Hythe, Kent was purchased in 1973, and opened to the public as Port Lympne Zoo in 1976. The collection is known for being unorthodox, for the encouragement of close personal relationships between staff and animals, and for their breeding of rare and endangered species. Steve Irwin visited the park