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.
About Ragdoll Cat Breed. Ragdolls are large, laid-back, longhaired cats with captivating, widely-set, oval-to-slanted sapphire blue eyes. They have wedge-shaped heads with flat top skulls, well-developed chubby cheeks and rounded muzzles. Their noses are short and have a slight dip, or a stop, at the level of the eyes.