In this groundbreaking and meticulously field-tested guide, the rich variety of Sierra life-- trees, wildflowers, ferns, fungi, lichens, fish, reptiles, amphibians, birds, mammals, and insects-- comes alive.

    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.

    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 703 bird species plus regional populations found west of the Rocky Mountains. Accounts include stunningly accurate illustrations—more than 4,600 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 Western North America is an indispensable resource for all birders seeking an authoritative and portable guide to the birds of the West.

    "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.

    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

    Across North America, tens of thousands of people gather every spring and fall at more than one thousand known hawk migration sites--from New Jersey's Cape May to California's Golden Gate. Yet, as many discover, a standard field guide, with its emphasis on plumage, is often of little help in identifying those raptors soaring, gliding, or flapping far, far away.Hawks from Every Angle takes hawk identification to new heights. It offers a fresh approach that literally looks at the birds from every angle, compares and contrasts deceptively similar species, and provides the pictures (and words) needed for identification in the field. Jerry Liguori pinpoints innovative, field-tested identification traits for each species from the various angles that they are seen.Featuring 339 striking color photos on 68 color plates and 32 black & white photos, Hawks from Every Angle is unique in presenting a host of meticulously crafted pictures for each of the 19 species it covers in detail--the species most common to migration sites throughout the United States and Canada. All aspects of raptor identification are discussed, including plumage, shape, and flight style traits.For all birders who follow hawk migration and have found themselves wondering if the raptor in the sky matches the one in the guide, Hawks from Every Angle--distilling an expert's years of experience for the first time into a comprehensive array of truly useful photos and other pointers for each species--is quite simply a must.Key Features? The essential new approach to identifying hawks in flight Innovative, accurate, and field-tested identification traits for each species 339 color photos on 68 color plates, 32 black & white photos Compares and contrasts species easily confused with one another, and provides the pictures (and words) needed for identification in the field Covers in detail 19 species common to migration sites throughout the North America Discusses light conditions, how molt can alter the shape of a bird, aberrant plumages, and migration seasons and sites User-friendly format

    Experienced birders use the most easily observed and consistent characteristics--size, shape, behavior, probability, and general color patterns. The book's 101 scenes--including thirty-five double-page layouts--provide a complete picture of how these features are all related. Even the effects of lighting and other real-world conditions are illustrated and explained. Detailed and succinct accounts from two of North America's foremost raptor experts, Jerry Liguori and Brian Sullivan, stress the key identification features. This complete picture allows everyone from beginner to expert to understand and enjoy what he or she sees in the field. The mystique of bird identification is eliminated, allowing even novice birders to identify raptors quickly and simply.Comprehensive and authoritative, the book covers all thirty-four of North America's diurnal raptor species (all species except owls). Each species is featured in stunning color plates that show males and females, in a full spectrum of ages and color variants, depicted near and far, in flight and at rest, and from multiple angles, all caught in their typical habitats. There are also comparative, multispecies scenes and mystery photographs that allow readers to test their identification skills, along with answers and full explanations in the back of the book. In addition, the book features an introduction, and thirty-four color maps accompany the plates.Whether you are a novice or an expert, this one-of-a-kind guide will show you an entirely new way to look at these spectacular birds.The most complete guide to North American raptors, written by some of the foremost experts The first raptor guide using Richard Crossley's acclaimed, innovative composite images that show birds as they actually appear in the field 101 stunning color plates--including thirty-five double-page layouts--composed from thousands of photographs Comparative, multispecies plates and photos of mystery species that allow readers to test their growing identification skills Complete with introduction, 34 color maps, and detailed species accounts

    Includes: A key to insect groups. Mature and immature forms. How insects grow and develop and what they eatHow to find and observe them.Full color pictures, nontechnical language, and up-to-date range maps make this a gem of a guide for beginners at any age.

    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.

    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.

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

    It features 150 of the most common and interesting birds likely to be observed at backyard feeders, nesting nearby or just migrating through. An indispensable visual index of all 150 species appears on the inside front and back laminated covers, making identification a snap. Beginning with Backyard Basics, an easy-to-follow, richly illustrated presentation on observing and identifying birds-with tips on attracting and feeding your favorite birds, birdhouses, and bird-friendly landscapes to entice nesting-the book is full of National Geographic's iconic field guide images and maps. Core species on everyone's list-such as robins, woodpeckers, bluebirds and chickadees-are featured in two-page spreads including practical tips with additional imagery. Sidebars captivate with interesting and little known facts.

    You'll find: * All the identification information on a single page-color photographs, range map, and detailed description. No more fumbling to match photos with text! * For fast reference-a compact alphabetical index inside the front and back covers. * More than 900 high-resolution color identification photographs. * An illustrated Quick Guide to the most common backyard and feeder birds. * Convenient colored tabs keyed to each bird group. * Concise and comprehensive text, with information on habitat; plumage variation; feeding, nesting, and mating behavior; bird feeder proclivity; and-for the first time in any guide-population trends and conservation status.

    This book provides the first complete identification guides to the birds of this teeming tropical paradise. It gives descriptions of 820 regional species, illustrated in 88 specially commissioned color plates accompanied by notes detailing distinctive features and habitats. Entries cover nomenclature, plumage, markings, voice, global range, distribution and regional status, habits, and diet. The main text gives practical information on where to find many exotic species, citing major birdwatching locations. Introductory chapters discuss habitats, climate, land-use, and conservation concerns. Professional ornithologists and amateur bird watchers alike will find this the indispensable bird guide for eastern Malaysia and western Indonesia for many years to come. It is also an unrivalled source of information for casual travellers and ecotourists.

    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