Wildlife & Ecology Studies Worldwide This link opens in a new windowWildlife and Ecology Studies Worldwide comprehensively references journal articles, books, conference papers and proceedings, government documents, and other hard-to-find literature on all wildlife-related topics, including but not limited to: individual species, habitats, behavior, management, disease, economics, ecotourism, and hunting. It is the largest index that focuses on literature related to wild mammals, birds, reptiles, and amphibians.