Borderland Birds includes almost 100 birds that I have encountered along the southern border from Arizona to the Gulf. Many are "specialty birds", species that cannot be found elsewhere in the U.S. Examples include chachalaca, red-billed pigeon, hook-billed kite, Aplomado falcon, ferruginous pygmy-owl, elegant trogon, blue-throated and lucifer hummingbirds, Mexican and green jays, Audubon's and Altamira orioles, pyrrhuloxia, varied bunting, and...