Featuring more than 1,200 color images, illustrations, and range maps, a compact reference identifies and describes every species of wild mammal found north of the Mexican border, furnishing information on key field marks for identification, characteristics, comparative colors, habitats, behavior, and more.

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

This compact, comprehensive field reference treats every species of wild mammal found north of the Mexican border--from squirrels and chipmunks to grizzly bears and jaguars--as well as those in North America's offshore waters. More than 1,200 images.

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

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

Covering thirty-five of the most difficult groups of birds, from winter loons to confusing fall warblers, jaegers to chickadees, accipiters to flycatchers, this clearly written and beautifully illustrated field guide tells exactly how to solve the most challenging bird identification problems of North America.

This fourth edition has been completely rewritten, with all-new range maps and illustrations for all species.

Describes and illustrates over 2,300 North American butterflies, and includes range maps, a pictorial table of contents, and full indexes.

Presents an illustrated field guide to the plants, wildlife, night sky, and natural environments of New England.

Every spring, billions of birds sweep north. This vast parade often goes unnoticed, except in a few places where these small travelers concentrate in large numbers. One such place is along Lake Erie in northwestern Ohio. Millions of winged migrants pass through the region. Now climate change threatens to disrupt patterns of migration and the delicate balance between birds, seasons, and habitats