Covering thirty-five of the most difficult groups of birds, from winter loons to confusing fall warblers, jaegers to chickadees, accipiters to flycatchers, this

Collects photographs, range maps, and descriptive entries identifying the markings, habits, habitat, and voice of each species.

A comprehensive guide to the insects of North America contains information--including life histories, behaviors, and habitats--on every major group of insects f

The only field guide for identifying the birds, mammals, trees, wildflowers, insects, reptiles, amphibians, fishes, spiders, mushrooms, ferns, grasses, and sky

The bestselling natural history of birds, lavishly illustrated with 600 colorphotos, is now available for the first time in flexi binding.