Hummingbird plumage comes in all colors--emerald, ruby, sapphire, azure, garnet, and topaz--no wonder they're often called ''jewels in flight.'' Discover these remarkable little birds in ''The Complete Book of Hummingbirds'' by avian expert Tony Tilford. This ultimate reference guide to hummingbirds features a comprehensive overview of the birds' biology, evolution, behavior, breeding, and migration patterns. You'll be awestruck by the amazing collection of full-color photographs depicting hummingbirds in flight and at rest in the Gallery of Hummingbirds. Discover the kinds of plants and flowers hummingbirds love to visit and how to create artificial feeding stations by making your own hummingbird food. From Woodnymphs and Mountain-Gems to Plovercrests and Hillstars, this thorough book describes all of the hummingbirds of the world and also includes a helpful reference section, complete with a glossary, recommended websites, and further reading.