The Sibley Field Guide To Birds Of Eastern North America

Author: David Sibley
Publisher: Knopf
ISBN: 9780679451204
Size: 11.79 MB
Format: PDF
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A guide for bird enthusiasts specifically designed for use in the field features descriptions of 650 species of birds from east of the Rocky Mountains, and illustrations that depict species from different views.

Peterson Field Guide To Bird Sounds Of Eastern North America

Author: Nathan Pieplow
Publisher: Houghton Mifflin Harcourt
ISBN: 0547905602
Size: 32.97 MB
Format: PDF, Docs
View: 5943
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With this groundbreaking book, it’s possible to visually distinguish bird sounds and identify birds using a field guide format. At the core of this guide is the spectrogram, a visual graph of sound.

The Sibley Guide To Birds

Author: David Allen Sibley
Publisher: Knopf
ISBN: 9780307957900
Size: 60.96 MB
Format: PDF, Mobi
View: 5453
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Presents a new identification guide to North American birds with paintings of hundreds of species and information on bird calls, stages of growth, shapes, markings, ranges, migration routes, breeding locations, and habitats.

Sibley S Birding Basics

Author: David Allen Sibley
Publisher: Knopf
ISBN: 9780307545978
Size: 13.47 MB
Format: PDF, ePub
View: 5270
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In 200 beautifully rendered illustrations and 16 essays, this scientifically precise volume distills the essence of Sibley’s own experience and skills, providing a solid introduction to “naming” the birds.

Sibley S Backyard Birds

Author: David Allen Sibley
Publisher: Scott & Nix Incorporated
ISBN: 9780982510216
Size: 57.94 MB
Format: PDF, ePub, Docs
View: 5709
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Using the foothills of the Rocky Mountains as the dividing line for east and west, these essential guides can be used for easy identification of backyard birds in North America.