The Sibley Field Guide to Birds of Western North America (2nd Ed. Sibley Guides) new book White-tailed Ptarmigan

White-tailed Ptarmigan

and a nest to protect - if a card flip uncovers a nest

Fitted with high-quality PC phase corrected prisms with Oasis® dielectric coatings

In The Owl Handbook

The Sibley Field Guide to Birds of Western North America (2nd Ed. Sibley Guides) new book White-tailed Ptarmiganby David Allen Sibley Now completely revised and updated, the authoritative guide to over 700 birds of the American West from renowned birder, illustrator, and New York Times bestselling author David Sibley Compact and comprehensive, this guide features 715 bird species, plus regional populations, found west of the Rocky Mountains. Entries include stunningly accurate illustrationsmore than 5,046 in totalwith descriptive captions pointing out the most