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.
There are many cat breeds in all, and they are all adorable, but these 20 seem to strike many as the most irresistible, and we can see why. They are as adorable as ever, and we think you will love these breeds and their cute kittens. Ragdoll. These are our favorite kittens, by far.
Regardless of the traits you desire in a cat, here are some of the most popular cat breeds: Abyssinian, American Shorthair, Birman, Maine Coon, Oriental, Persian, Ragdoll, Siamese, and Sphynx. Find Breeds That Fit Your Lifestyle. Abyssinian. American Shorthair.