Title: An introduction to the study of birds
Description: Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb.
Subjects: Nature in the Bible, Birds, bird, order, genus, species, plumage, beak, feathers, wings, nest, upper surface, food consists, general colour, general plumage, upper mandible, upper parts, young birds, closely allied, breeding season, three feet, Ornithology