Sibley Field Guide to Birds of Western North America (2E 16) SKU: $15.00 to $19.95 Select Product Type : New Used New Trade Books Ship Available Pickup in Store - FREE! Select Store to check availability. Quantity -+ Add to Cart Details Covering North American species of the Rocky Mountains and west, offering a wealth of improvements and updates--Front flap. DetailsBackDetailsCovering North American species of the Rocky Mountains and west, offering a wealth of improvements and updates--Front flap.See MoreSee Less Reviews 0 BackRatings & ReviewsNo reviews availableBe the first to Write a Review