The Hummingbird Handbook: Everything You Need to Know about These Fascinating Birds

Ravens in Winter

Bird Songs: 250 North American Birds in Song

Feathers: The Evolution of a Natural Miracle

Superdove: How the Pigeon Took Manhattan ... And the World – A Surprising History of Urban Evolution and Human-Shaped Wildlife

The Birds of Costa Rica: A Field Guide (Zona Tropical Publications)

Birds Up Close: An Engineer Explores Their Hidden Wonders

Birdology: Adventures with a Pack of Hens, a Peck of Pigeons, Cantankerous Crows, Fierce Falcons, Hip Hop Parrots, Baby Hummingbirds, and One Murderously ... Dinosaur (t) (A Gift for Bird Lovers)

12 Birds to Save Your Life: Nature's Lessons in Happiness

MODERN ORNITHOLOGY: Avian Biology, Behavior and Ecology