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Learn how to recognize the calls and the sounds of 42 different species of frogs and toads native to Eastern and Central North America. The set includes a 65-minute CD and an accompanying explanatory booklet. Part one identifies the various calls while part two features examples of advertisement calls, aggressive calls, release calls, rain calls, distress calls, warning calls, courtship calls, mixed species choruses, and more. Next time you are in the woods or near a frog pond, you can listen with a whole new audio repertoire! ISBN 9780811729680 • Author: Lang Elliott |