edited by Young W. Park, Ph. D., professor of Food Science, Georgia Small Ruminant Research & Extension Center, Fort Valley State University, Fort Valley, Georgia, USA, and adjunct professor, Department of Food Science & Technology, University of Georgia Athens, Georgia, USA, and George F. W. Haenlein, D. Sci. Ag., Ph. D., professor emeritus, Animal and Food Sciences, University of Delaware, Newark, Delaware, USA.