Cat senses roof of their mouths called the vomeronasal (or Jacobson's) organ. When a cat wrinkles its muzzle, lowers its chin, and lets its tongue hang a bit, it is opening the passage to the vomeronasal. This is called "gaping", "sneering", "snake mouth", or "flehming". Gaping is the equivalent of the Flehmen response in other animals, such as dogs, horses and big cats. A cat has about twenty-four movable vibrissae ("whiskers"), in four sets on each upper lip on either side of its nose (some cats may have more). There are also a few on each cheek, tufts over the eyes, bristles
Sand cat dark rings alternating with buff bands. The head is sandy brown, whereas the lower and upper lips, chin, throat and belly are white. Some individuals have a yellowish throat. The large, greenish yellow eyes are ringed with white, and the nose is blackish. The lower part of the face is whitish, and a faint reddish line runs from the outer corner of each eye across the cheeks. Its whiskers are white and up to long. It is a small cat characterised by a flat, wide head, short legs and a relatively long tail of . It reaches at the shoulder