Felidae the Felidae, later turned out to be members of related, but distinct, families: the "false sabretooths" Nimravidae and Barbourofelidae. As a result, sabretooth "cats" seem to belong to four different lineages. The total number of fossil felids known to science is low compared to other carnivoran families, such as dogs and bears. Felidae radiated quite recently and most of the extant species are relatively young. Felidae The biological family Felidae is a lineage of carnivorans colloquially referred to as cats. A member of this family is also called a felid or feline. The term "cat" refers both to felids in
Fund for the Replacement of Animals in Medical Experiments World Animal Protection). The following year, Michael Balls became one of the founder members of the Animals Procedures Committee. 1989 - INVITTOX, a collection of protocols for in vitro methods in toxicology, was established. This database is now part of ECVAM's Scientific Information Service. 1991 - The FRAME Alternatives Laboratory (FAL) opened to conduct research into alternatives. 1995 - The FRAME office relocated to the newly built Russell & Burch House, Nottingham. 1998 - FRAME became a founder member of Focus on Alternatives. This body promotes dialogue between all UK groups that focus on replacement alternatives. 1999 - Bill Russell