Birds of Kansas Field Guide (Bird Identification Guides)

Birds of the Northwest: Your Way to Easily Identify Backyard Birds (Adventure Quick Guides)

Bird Songs of the Northwoods (Soothing Sounds of Nature)

Birds of China (Princeton Field Guides)

Birds of Greater Southern Africa (Princeton Field Guides)

Maryland & DC Birds: A Folding Pocket Guide to Familiar Species (Wildlife and Nature Identification)

Illinois Birds: A Folding Pocket Guide to Familiar Species (Wildlife and Nature Identification)

Great Britain Birds: A Folding Pocket Guide to Familiar Species of England, Scotland & Wales (Wildlife and Nature Identification)

Pennsylvania Birds: A Folding Pocket Guide to Familiar Species (Wildlife and Nature Identification)

A Pocket Guide to Birds of Galápagos