Brazil Amazon and Pantanal

David L. Pearson is a Research Professor in the Department of Biology at Arizona State University. His research is concentrated on ecological interactions among communities of species. He has studied habitats from desert grasslands and coral atolls to tropical rainforests and has written more than 75 scientific articles. Having conducted ecological research in Brazil, Peru and Ecuador intermittently during the past 30 years, he has become involved with environmental education and ecotourism in the region Les Beletsky is a professional wildlife biologist and university zoology teacher. Prior to taking up writing wildlife guides, he conducted many years of field research into the ecology and behavior of birds, along the way writing many scientific reports and several booksPearson, David L. is the author of 'Brazil Amazon and Pantanal' with ISBN 9780125480529 and ISBN 0125480520.