As of June 2014, among the 8,774 breeds recorded in the Domestic Animal Diversity Information System (DAD-IS), operated by the Food and Agriculture Organization of the United Nations (FAO), 17 percent were classified as being at risk of extinction and 7 percent already extinct.
En 2014, entre as 8%nbsp;774 razas rexistradas no Sistema de Información de Diversidade dos Animais Domésticos (DAD-IS, do inglés Domestic Animal Diversity Information System), utilizado pola (FAO), o 17% eran clasificadas como en risco de extinción e o 7% xa estaban extintas.