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From a stop-action photograph of the amazing flying squirrel to Big Horn Sheep perched on a rock face, this guide puts the world of mammals in your hands. Illustrated with more than 300 full-color photographs, each species account includes information on physical characteristics, size, similar species, breeding, tracks and other signs, habitat, and range, as well as commentary on...

The National Audubon Society Field Guide to the Night Sky provides a concise guided tour of the heavens, from planets in our solar system to the constellations in both the Northern and Southern hemispheres, stars, galaxies, astronomical bodies, phenomena, comets, and more. Featuring a durable vinyl binding, over 700 full-color photographs, sky charts, and...

This compact volume contains:

An easy-to-use field guide for identifying 1,000 of the region's wildflowers, trees, mushrooms, mosses, fishes, amphibians, reptiles, birds, butterflies, mammals, and much more;

A complete overview of the Pacific Northwest's natural history, covering geology, wildlife habitats, ecology, fossils, rocks and minerals, clouds and weather patterns...

The National Audubon Society Guide to Marine Mammals of the World describes in fascinating detail all 120 species of the world's whales, dolphins, porpoises, seals and sea lions, manatees, Marine and Sea Otters, and the Polar Bear. Organized by the four major groups of marine mammals--marine fissipeds, pinnipeds, cetaceans, and sirenians--the...