Frog and Toad Calls of the Rocky Mountains: Vanishing Voices

An audio guide identifying 38 species of frogs and toads that occur in the Rocky Mountains and southwestern states and provinces: Yukon, Northwest Territories, Alberta, Saskatchewan, Montana, Idaho, Wyoming, Colorado, Utah, Nevada, Arizona, and New Mexico.

The one-hour cassette is accompanied by a 28-page booklet with descriptions of calls and breeding habitats for each species as well as information about the different types of frog calls. Includes tips on learning and identifying calls. Includes an audio test section and a detailed booklet with illustrations. This production is a collaboration between the U.S. Forest Service and the Cornell Laboratory of Ornithology. Schumacher's Frog Sound Master software is available for this production (sold separately).

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