Cat intelligence the average human. Within the encephalization quotient proposed by Jerison in 1973, values above 1 are classified big brained, while values lower than 1 are small brained. The domestic cat is attributed a value of between 1–1.71 relative to human value that is 7.44–7.8. The largest brains in the Felidae family are those of the tigers in Java and Bali, of which the largest relative brain size within the "panthera" is the "tigris". It is debated whether there exists a causal relationship between brain size and intelligence in vertebrates. Correlations have been shown between these factors in a number of
That Darn Cat! Demarest). At the end, it is revealed that the gray cat in the opening sequence and DC are taking their kittens on a prowl, having started a family. The exterior neighborhood scenes were filmed on The Walt Disney Studios backlot in Burbank, California. Each of the Seal Point Siamese cats who collectively play the role of DC are so-called "traditional" or "old style" Siamese, as opposed to the more dainty, long and tubular modern Siamese show cats. One of the cats used for the film belonged to longtime cat breeder Edith Williams, a member of the Stud Book Fanciers Association.