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 Face That Launched 1,000 Awws. Like a tiny feline fashion model, this Persian kitten seems to know how to tilt her head just so. And wow, her eyes are stunning. It's no wonder that the Persian is one of the most popular cat breeds in the United States, according to the Cat Fanciers' Association.
The Rat-cha is a very popular cross between two other famous breeds âRat Terrier and Chihuahua. These are frisky and kittenish dogs that demand very little care. All they need is love and affection from its family. By characteristics, they are small like their parents and often get the face of the Chihuahua.