To reach the desirable ecosystem management, determining the animal dietselection, which is one of the components of rangeland ecosystem, is important. Therefore, inorder to determine the grazing behavior and diet selection of sheep and goat, the uplandrangeland of northern part of Alborz was selected. In this study, the first weeks of July andAugust of 2009 were chosen for the grazing period o...

Animal learning has been shown to play a major role in the development of diet selection by domestic ungulates. Dr. Frederick Provenza and his associates at Utah State University have conducted a series of experiments over the past 15 years to learn how physiological and behavioral mechanisms govern diet selection. In this paper, we synthesize several key diet selection concepts presented in 4 ...