Felidae Oligocene, about 25 million years ago, with the appearance of "Proailurus" and "Pseudaelurus". The latter species complex was ancestral to two main lines of felids, the cats in the extant subfamilies and a third major group of extinct cats, which are assigned to the subfamily Machairodontinae. The machairodonts included the saber-toothed cats such as the "Smilodon". The "false sabre toothed cats", the Barbourofelidae and Nimravidae, are not true cats, but are closely related and together with Felidae and other cat-like carnivores (hyaenas, viverrids and mongooses) make up the feliform carnivores. Results of mitochondrial analysis indicates that all the Felidae descended
American Society for the Prevention of Cruelty to Animals their goal but, “instead involve owners who face barriers to providing care to their animals due to either a lack of financial resources, access to services or other circumstances, such as domestic violence, medical or mental health challenges” The Behavioral Rehabilitation center is the only center dedicated for this cause and is located in Madison, New Jersey. The center helps rehabilitate animals that are under socialized or fearful of human interaction, which usually come from cases of hoarding and puppy mills. These animals go through a program which they will graduate from and be up for adoption. Animals that come