All the information needed to collect and study shells is included in this comprehensive book, which provides the geographical range and habitat for and a detailed description of each of 800 species. Color plates show 780 species, including live animals, and 115 drawings show both animals and their shells.
About the Author
Roger Tory Peterson, one of the world's greatest naturalists, received every major award for ornithology, natural science, and conservation as well as numerous honorary degrees, medals, and citations, including the Presidential Medal of Freedom. The Peterson Identification System has been called the greatest invention since binoculars.