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
The Shadow of the Cat invites his criminal nephew, Jacob Venable (William Lucas), Jacob's father, Edgar Venable (Richard Warner), and Jacob's wife, Louise Venable (Vanda Godsell) to stay at the house. Walter promises them a share of Ella's money if they find her original will and kill Tabitha. The cat witnesses their conspiracy. There are several episodes of mutual fear and hatred between Tabitha and the murderers/conspirators. Elizabeth can't understand it as she's always known Tabitha as a sweet cat that everyone loves. Michael believes it's because the cat knows why Ella disappeared. After several unsuccessful attempts, Tabitha is finally caught. Andrew takes the cat