Vasopressin (Antidiuretic Hormone). Vasopressin (arginine vasopressin, AVP; antidiuretic hormone, ADH) is a peptide hormone formed in the hypothalamus, then transported via axons to, and released from, the posterior pituitary into the blood. AVP has two principle sites of action: the kidney and blood vessels.
The Siberian cat is very exotic, but itâs kittens are adorable. A cat with a big personality and a big popularity in many parts of the world, their kittens are a big part of the reason that so many people adore this breed.
The Singapura. The Singapura is considered to be the smallest overall breed of cat in the world, with most cats of the breed being as much as half the size of the average cat. The Singapura has a petite, delicate body with long ears and big eyes.They are very active and playful, and love to climb!ther small crossbreed and experimental small breed cats. All of the five cats listed above are recognised as formal breeds with at least one of the worldâs governing feline authorities, such as the Governing Council of the Cat Fancy (GCCF) here in the UK.