Peterson Guides for biology and life science are the classic field guides that tell the reader exactly what features to look for to tell one species from another. Contains accurate and detailed drawings.
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The classic field guide. The unique Peterson Identification System shows exactly what features to look for to tell one species from another. The guide's innovative format uses accurate, detailed drawings to pinpoint key field marks for quick recognition of species and easy comparison of confusing look-alikes. 4-3/8" x 7-1/4", soft cover.