Accompanying range maps; overhead flight silhouettes; and sections on bird-watching, accidental species, and endangered birds make the National Audubon Society's Field Guide to North American Birds the most comprehensive available.Note: the Eastern Edition generally covers states east of the Rocky Mountains, while the Western Edition covers the Rocky Mountain range and all the states to the west of it.

    Now in its 4th Edition, revisions include 250 updated range maps, and new classification information National Geographic is reissuing the Field Guide to the Birds of North America in the 4th edition, focusing on its accuracy and easy use in the field. This is the ultimate birders field guide - sturdy, easy to carry and use, and featuring the most complete information among bird guides. It features all species known to breed in North America, including those that are regular visitors to our continent or that drop in occasionally - more than 800 in all. The edition is lavishly illustrated with specially commissioned full-colour illustrations, plus newly updated range maps and detailed descriptions. A superb new index allows birders in the field to quickly identify a species.

    There's no need to look through dozens of photos of birds that don't live in Pennsylvania. This book features 117 species of Pennsylvania birds, organized by color for ease of use. Do you see a yellow bird and don't know what it is? Go to the yellow section to find out. Fact-filled information, a compare feature, range maps and detailed photographs help to ensure that you positively identify the birds that you see.

    The more than 1,200 color photographs and two dozen line drawings include numerous exceptionally striking images. The giant silk moths, tiger moths, and many other species covered include forest pests, common garden guests, economically important species, and of course, the Mescal Worm and Mexican Jumping Bean caterpillars. Full-page species accounts cover almost 400 species, with up to six images per species including an image of the adult plus succinct text with information on distribution, seasonal activity, foodplants, and life history. These accounts are generously complemented with additional images of earlier instars, closely related species, noteworthy behaviors, and other intriguing aspects of caterpillar biology.Many caterpillars are illustrated here for the first time. Dozens of new foodplant records are presented and erroneous records are corrected. The book provides considerable information on the distribution, biology, and taxonomy of caterpillars beyond that available in other popular works on Eastern butterflies and moths. The introductory chapter covers caterpillar structure, life cycles, rearing, natural enemies, photography, and conservation. The section titled Caterpillar Projects will be of special interest to educators.Given the dearth of accessible guides on the identification and natural history of caterpillars, Caterpillars of Eastern North America is a must for entomologists and museum curators, forest managers, conservation biologists and others who seek a compact, easy-to-use guide to the caterpillars of this vast region. A compact guide to nearly 700 caterpillars east of the Mississippi, from forest pests to garden guests and economically important species 1,200 color photos and 24 line drawings enable easy identification Full-page species accounts with image of adult insect for almost 400 species, plus succinct text on distribution and other vital information Many caterpillars illustrated here for the first time Current information on distribution, biology, and taxonomy not found in other popular works A section geared toward educators, Caterpillar Projects An indispensable resource for all who seek an easy-to-use guide to the caterpillars of this vast region

    "The Birder's Bible" for over sixty years. All the birds of eastern and central North America--including accidentals, exotics, and escapes--shown in full color and described in detail. 390 complete, easy-to-read range maps showing summer and winter ranges, breeding grounds, and other special range information. Easy-to-use facing-page format.

    Experienced birders use the most easily observed characteristics — size, structure, behavior, and general color patterns — to identify birds even before looking carefully at plumage details. Now birders at all levels can learn how to identify shorebirds quickly and simply. This guide includes more than 870 stunning color photographs, starting with a general impression of the species and progressing to more detailed images of the bird throughout its life cycle. Quiz questions in the captions will engage and challenge all birders and help them benefit from this simplified, commonsense approach to identification.

    Now comes a new portable guide from David Sibley that every birder will want to carry into the field. Compact and comprehensive, this new guide features 650 bird species plus regional populations found east of the Rocky Mountains. Accounts include stunningly accurate illustrations more than 4,200 in total with descriptive caption text pointing out the most important field marks. Each entry contains new text concerning frequency, nesting, behavior, food and feeding, voice description, and key identification features. Accounts also include brand-new maps created from information contributed by 110 regional experts across the continent. The Sibley Field Guide to Birds of Eastern North America is an indispensable resource for all birders seeking an authoritative and portable guide to the birds of the East."

    Reptiles & Amphibians features: ¸ Background information on evolution, anatomy, physiology, habitats, and life cycles of a range of reptile and amphibian families. ¸ A detailed look at how reptiles and amphibians survive-how they eat, move around, defend themselves, and combat temperature extremes. ¸ Examinations of metamorphosis, growth and longevity, and vocalization techniques. ¸ Practical advice on how to responsibly study reptiles and amphibians in the wild or care for them as pets. ¸ An identification guide to more than 160 of the most fascinating herpetological species from around the world, organized by environment. ¸ More than 300 full-color photos and illustrations.

    The most user-friendly butterfly guide ever published, still handy and compact, now updated with the very latest information- Follows the latest classification, recognizing more than forty additional species- Includes four new color plates of Mexican-border rarities- More than 2,300 images of butterflies in natural poses- Pictorial table of contents- Convenient one-page index- Range maps on text pages

    The Birder's Handbook is the first of its kind: a portable library of fascinating information not included in your identification guide. For each of the 646 species of birds that breed in North America, The Birder's Handbook will tell you at a glance: * Where the bird nests, and which sex(es) build(s) the nest;* How many eggs the bird lays, what they look like, which patent incubates and for how long, and how the young are cared for;* Food preferences and foraging habits.You will also find information about displays and mating, wintering, conservation status, and much more. In addition, The Birder's Handbook contains some 250 short essays covering all aspects of avian natural history.

    Descriptive text includes measurements, diagnostic details, and information on habitat, range, feeding habits, sounds or songs, flight period, web construction, life cycle, behaviors, folklore, and environmental impact. An illustrated key to the insect orders and detailed drawings of the parts of insects, spiders, and butterflies supplement this extensive coverage.

    They exhibit an array of seasonal plumages and have distinctive yet oft-confused calls and songs. "The Warbler Guide" enables you to quickly identify any of the 56 species of warblers in the United States and Canada. This groundbreaking guide features more than 1,000 stunning color photos, extensive species accounts with multiple viewing angles, and an entirely new system of vocalization analysis that helps you effectively learn songs and calls."The Warbler Guide" revolutionizes birdwatching, making warbler identification easier than ever before. Also look for the interactive companion apps for iPhone and iPad.Covers all 56 species of warblers in the United States and Canada Visual quick finders help you identify warblers from any angle Song and call finders make identification easy using a few simple questions Uses sonograms to teach a new system of song identification that makes it easier to understand and hear differences between similar species Detailed species accounts show multiple views with diagnostic points, direct comparisons of plumage and vocalizations with similar species, and complete aging and sexing descriptions New aids to identification include song mnemonics and icons for undertail pattern, color impression, habitat, and behavior Includes field exercises, flight shots, general identification strategies, and quizzes

    Birds of North America By Chandler S Robbins, Bertel Bruun, and Herbert S Zim, Illustrated By Arthur Singer - Golden Press New York Western Publishing Company Inc - Copyright 1966 By Western Publishing Company Inc - Library of Congress Catalog Card Number 66-16454 - 340 Pages - ISBN 0307136566 - 13656 - Robbins, Bruun, Zim, Singer - Golden A Guide to Field Identification - Quick Guide to Major Families - Loons, Grebes, Albatrosses and Petrels, Geese, Surface Ducks, Bay and Sea Ducks, Hawks and Eagles, Grouse, Quail, Herons, Rails and Coots, Plovers, Sandpipers, Gulls and Terns, Alcids, Pigeons and Doves, Cuckoos, Owls, Swifts, Hummingbirds, Woodpeckers, Flycatchers, Swallows, Jays and Crows, Chickadees and Titmice, Nuthatches and Creepers, Wrens, Thrashers, Thrushes and Bluebirds, Kinglets, Vireos, Warblers, Blackbirds and Orioles, Finches, Sparrows - Table of Contents - How to Use This Book - Loons, Grebes, Tubenoses, Pelicans and Allies, Waterfowl, Vultures Hawks and Falcons, Gallinaceous Birds, Herons and Allies, Canes and Allies, Shorebirds Gulls and Alcids, Pigeons and Doves, Cuckoos Anis and Roadrunners, Owls, Goatsuckers, Swifts and Hummingbirds, Parrots, Trogons, Kingfishers, Woodpeckers, Perching Birds, Bibliography, Index

    Illustrated throughout, this handbook of birds covers the most common British and European birds in detail.

    The descriptive text includes information on size, geological period, geographical distribution, and ecology of the animal or plant before it was fossilized. In addition, the book provides lists of Geological Survey offices and major fossil collections, a geological time chart, and a guide to collecting and preserving fossils.