Birdhouses help avian populations thrive by providing secure nesting places -- and they offer human neighbors an ongoing source of interest and amusement. Make your backyard into a gathering place for feathered friends with any of these easy-to-build projects. Illustrated with more than 175 photos, twelve elegant but uncomplicated projects include a Chickadee House with a concave roof, a Victorian Bluebird, and a Purple Martin House. The designs come with diagrams as well as everything you need to know about construction, from dimensions to tools. Additional suggestions offer advice on attracting residents and keeping them comfortable, with tips on guarding against temperature changes and wet weather.