Birdwatching

National Geographic Bird-watcher's Bible: A Complete Treasury

A Supremely Bad Idea: Three Mad Birders and Their Quest to See It All

Peterson Books

The Shorebird Guide

Van Perlo Ber

Birds of Hawaii, New Zealand, and the Central and West Pacific (Princeton Illustrated Checklists)

Peterson Books

A Field Guide to Western Birds' Nests

Random House

The Sibley Field Guide to Birds of Western North America

Birdsong by the Seasons: A Year of Listening to Birds

Fifty Places to Go Birding Before You Die: Birding Experts Share the World's Geatest Destinations

Houghton Mifflin

Common Birds and Their Songs (Book and Audio CD)

Brand: DK ADULT

Birds of the World (Eyewitness Handbooks)

Atheneum

How to Attract, House and Feed Birds: Forty-Eight Plans for Bird Feeders and Houses You Can Make

Birding By Ear: Eastern and Central North America (Peterson Field Guides(R))