A Birdwatcher's Guide: How to Identify Birds by Their Feathers
Birdwatcher's Companion: An Overview of Bird Identification Apps
Understanding Bird Species: The Role of Taxonomy in Ornithology
Home Improvement Projects for Wildlife: more info Building a Bird House
Building for Wildlife: DIY Birdhouse Tips and Tricks
Harmonizing with Nature: How to Identify Bird Song
The Bird Watcher's Essential Gear: A Guide to Selecting Binoculars.