Mac's field guide to marine mammals of North America is a durable, inexpensive, fun to use nature identification guide

* Great for families, hikers, and park paddlers
* Created by a high-school science teacher

This field guide for marine mammals can be taped onto the deck of your kayak, slipped into your pack, or stashed in the car. Tough and waterproof, Mac's Field Guides are the perfect wildlife identification tool for the amateur naturalist, covering a wide variety of subjects and regions in North America.




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