National Audubon Society Field Guide to North American Birds: Eastern Region, Revised Edition
Bird Tracks: A Field Guide to British Species
The Art of Birdwatching: A Field Guide to Seeing More, Preparing Well, and Understanding Birds by Place, Season, Time, and Behavior
Compact Field Guide to Australian Birds: The Complete Pocket-Sized Reference
How To Speak Dog: A Complete Family Guide to Dog Body Language, Emotions, Signals, Stress Signs, and Understanding What Your Dog Is Really Saying (The Family Dog Series)
