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Pinch-induced behavioral inhibition (PIBI), also called dorsal immobility, transport immobility, clipnosis, or scruffing, is a partially inert state that results from a gentle squeeze of the nape, the skin at the back of the neck. It is mostly observed among cats and allows a mother cat to carry her kitten easily with her jaws. It can be used ...
In many mammals, the nape bears a loose, non-sensitive area of skin, known as the scruff, by which a mother carries her young by her teeth, temporarily immobilizing it during transport. In the mating of cats , the male will grip the female's scruff with his teeth to help immobilize her during the act, [ 1 ] a form of pinch-induced behavioral ...
When cats mate, the tomcat (male) bites the scruff of the female's neck as she assumes a position conducive to mating known as lordosis behavior. The cat secretes and perceives pheromones. [151] Female cats, called queens, are polyestrous with several estrus cycles during a year, lasting usually 21 days.
A cat's skin has the same color as the fur, but the color of the nose leather is probably dictated by a dedicated gene. Cats with white fur have skin susceptible to damage by ultraviolet light, which may cause cancer. Extra care is required when outside in the hot sun. [8]
English: Skeleton of a cat: A – Cervical or Neck Bones (7 in number). B – Dorsal or Thoracic Bones (13 in number, each bearing a rib). C – Lumbar Bones (7 in number).D – Sacral Bones (3 in number).E – Caudal or Tail Bones (19 to 21 in number). 1 – Cranium, or Skull. 2 – Mandible, or Lower jaw. 3 – Scapula, or Shoulder-blade.
A mastiff with a dewlap, seen connecting from the neck to the lower jaw. A dewlap is a longitudinal flap of skin or similar flesh that hangs beneath the lower jaw or neck of many vertebrates. More loosely, it can be various similar structures in the neck area, such as those caused by a double chin or the submandibular vocal sac of a frog.
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The falling cat problem has elicited interest from scientists including George Gabriel Stokes, James Clerk Maxwell, and Étienne-Jules Marey.In a letter to his wife, Katherine Mary Clerk Maxwell, Maxwell wrote, "There is a tradition in Trinity that when I was here I discovered a method of throwing a cat so as not to light on its feet, and that I used to throw cats out of windows.