Avibase - An extensive database information system about all birds of the world, containing nearly 1 million records about 10,000 species and 22,000 subspecies of birds, including distribution information, taxonomy, and synonyms in several languages.
Bird Families of the World - Don Roberson's detailed guides to about half of the world's 202 bird families.
Bird Families of the World - Short descriptions and sounds of the world's bird families by Chris Butler.
Bird Hybrids Database - Worldwide database compiled from the ornithological literature of birds with two different species as parents. Includes complete references for each species combination. In English, French, and Spanish.
Bird On! - Internet wild bird pages including information on a bird book, bird news, bird care, a bird album and short articles of a number of bird species.
Birdhybrids - Mailing list for discussion of bird hybrids.
Birds of North America - A reference series on North American birds, with information and sample profiles.
Birds of North American, Audubon's Watercolors - Fifty-one images of North American birds from watercolors done by John James Audubon. List can be browsed by common or scientific name.
Birds of Pampas Plain - Provides information and photographs of over 600 bird species that can be seen in Argentina.
Birds of the World - List of current valid scientific avian names subdivided by order and family, based on the Sibley and Monroe and AOU lists. Includes scientific names and publication details.
Birds of the World - Lists of all species with scientific and English names, subdivided by Family. Choice of list based on the Clements or the Sibley and Monroe classification schemes.
Birds Wiki - Online field guide that invites readers to add to and edit.
Class Aves - Provides a definition of birds (Aves) and describes their traits.
Eggs - A Virtual Exhibition - The Provincial Museum of Alberta's on-line, searchable, field guide of over 300 bird eggs. Global, with emphasis on birds of Alberta. Includes photos and taxonomic information.
Exotic Pet Veterinarian - Avian Anatomy - Describes the anatomy and physiology of birds for the lay audience, explaining technical terms along the way. Some emphasis on details of psittacines.
Handbook of the Birds of the World - Information about the book series that will illustrate and deal in detail with all the species of birds in the world. Tables of contents, sample pages, and publication schedule.
Virtual Bird - A collection of bird photographs, videos, and songs from North America and Europe (mainly Finland).
Wildlife Bird Photography in Greece - This gallery of photographs by Panos Oikonomou, besides many varieties of bird, includes mammals and a few reptiles and amphibians, all photographed in the wild.
Help build the largest human-edited
directory on the web.