1. (Pharmacology) a drug, agent, or nerve that can cause dilatation (vasodilatation) of the walls of blood vessels. 2. (Physiology) a drug, agent, or nerve that can cause dilatation (vasodilatation) of the walls of blood vessels.
As part of their proposal to âreintroduceâ 750 Mexican wolves, these scientists want to have a self-sustaining population of 250 wolves in southern Utah and northern Arizona â places that fall well outside the predatorsâ historic range.
There are some basic differences between a hunting license and a hunting permit. Here's a closer look at both and how you can obtain them in Utah. When do you need a license? If you plan to hunt game animals in Utah, you must have a hunting license. There are two main types of hunting licenses: 1  Basic hunting license â This license allows you to hunt small game, including most species of waterfowl and upland game. 2  Combination license â This license includes all the benefits of the basic license, and it allows you to fish.