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.
We often think of cats as small and lithe, but some breeds are actually quite large and can weigh up to 25 pounds. Though we donât condone allowing cats to become fat, some breeds are just naturally bigger in size â but still healthy. From the muscular Maine Coon to the long and large Savannah, meet 10 sizable cat breeds. Â« Â»