A cat has five more vertebrae in her spinal column than her human does. There are three body types for a cat. Cobby type is a compact body, deep chest, short legs and broad head. The eyes are large and round. Muscular type is a sturdy body and round, full-cheeked head.
Foreign type is a slender body, with long legs and a long tail.
The head is wedge-shaped, with tall ears and slanting eyes. Sir Isaac Newton, discoverer of the principles of gravity, also invented the cat door. This sound is reserved for humans. Know how old your cat really is . If your cat is 3, your cat is 21 in human years.