Felidae carnivores, meaning they are dependent on nutrients in animal flesh for survival, and because of the large proportion of meat in their diet they are sometimes referred to as hypercarnivores. Of the 13 terrestrial families in the order Carnivora, they are the strictest carnivores. The Felidae comprises two subfamilies, the Pantherinae and the Felinae. The former includes the "Panthera" species tiger, lion, jaguar, leopard, snow leopard, and "Neofelis" species clouded leopard and Sunda clouded leopard. All the non-pantherine cats are part of the Felinae, which includes several genera and the majority of cat species. The first cats emerged during the
Central Institute for Experimental Animals goal was set to assist the scientific bodies in finding animals of the highest quality. In 1979, a workshop was organized in Japan under the auspices of ICLAS and the International Cancer Research Workshop (ICREW) with representatives from the governing board of ICLAS, members of the ICLAS working party, and a number of experts from throughout the world. At that time, the planning of an ICLAS Monitoring Center System and the preparation of an International Manual on Genetic Monitoring, which had been in development for some time, was progressing well. The final proposal was later approved by the Board as