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.
List of Big Cats. âBig catsâ is a term commonly used in reference to large wild cats. The list of big cats below includes the different types of big cats worldwide, from tigers (the largest big cats) to clouded leopards (the smallest big cats). You will also find species info, common and scientific names and links to more big cat information, articles, news, pictures and research.