- Birds and Poets With Other Papers
- Birds and Their Young
- Birds and Us
- Birds Art Life Death
- Birds as Useful Indicators of High Nature Value Farmlands
- Birds Britannia
- Birds by Night
- Birds Do It, Too
- Birds Every Child Should Know
- Birds for Kids
- Birds from the Plains of Tehuantepec, Oaxaca, Mexico (Notes) (Report)
- Birds in Ireland
- Birds in London
- Birds In Nature
- Birds in Our Lives
- Birds in Scotland
- Birds in the Ancient World from A to Z
- Birds in the Bush
- Birds in the Calendar
- Birds in Town and Village
- Birds In Town and Village
- Birds in Town and Village
- Birds in Trouble
- Birds in Wetland Holland
- Birds in Winter
- Birds Make Noise
- Birds Nesting and Egg Collecting
- Birds Nesting in India - A Calendar of the Breeding Seasons, and a Popular Guide to the Habits and H...
- Birds New to Science
- Birds of a Feather
- Birds of America - Highlights
- Birds of America. 120 Clear Photos.
- Birds of an Iowa Dooryard
- Birds of Anahuac & High Island
- Birds of Arizona Field Guide
- Birds of Berkeley
- Birds of Botswana
- Birds of California Field Guide
- Birds of Central America
- Birds of Central Asia
- Birds of Chile
- Birds of China
- Birds of Colorado Field Guide
- Birds of Costa Rica
- Birds of Cyprus
- Birds of Eastern China
- Birds of Eastern North America
- Birds of Empire, Birds of Nation
- Birds of Essex
- Birds of Florida Field Guide
- Birds of Fuente De Piedra
- Birds of Georgia Field Guide
- Birds of Greece
- Birds of Hawaii
- Birds of Houston
- Birds of India
- Birds of Japan
- Birds of Kenya and Northern Tanzania
- Birds of Kenya's Rift Valley
- Birds of Kruger National Park
- Birds of Kuwait
- Birds of Lake Merritt
- Birds of Madagascar and the Indian Ocean Islands
- Birds of Maine
- Birds of Marsh and Mere and How to Shoot Them - Twenty Five Years of Wildfowling
- Birds of Maryland, Delaware, and the District of Columbia
- Birds of Melanesia
- Birds of Missouri Field Guide
- Birds of New Guinea
- Birds of New Guinea - Second Edition
- Birds of New Hampshire & Vermont Field Guide
- Birds of New Mexico Field Guide
- Birds of New York
- Birds of New York Field Guide
- Birds of New Zealand, Hawaii, Central and West Pacific
- Birds of Northern South America: An Identification Guide
- Birds of Ohio Field Guide
- Birds of Ontario (Vol. 1)
- Birds of Pakistan
- Birds of Paradise and Bowerbirds
- Birds of Peninsular Malaysia and Singapore
- Birds of Pennsylvania Field Guide
- Birds of Prey and Wind Farms
- Birds of Prey of the East
- Birds of Prey of the West
- Birds of Prince Edward Island
- Birds of Puerto Rico and the Virgin Islands
- Birds of San Salvador, Bahamas
- Birds of Selborne
- Birds of Seychelles
- Birds of Selborne
- Birds of Seychelles
- Birds of South America
- Birds of Southwest Pacific
- Birds of Stone
- Birds of Tennessee Field Guide
- Birds of Texas Field Guide
- Birds of Thailand for Visitors
- Birds of the Bog
- Birds of the Bog Season Three
- Birds of the Bog Season Two
- Birds of the Cape of Good Hope Nature Reserve
- Birds of the Carolinas Field Guide
- Birds of the Cottage Country
- Birds of the Dakotas Field Guide
- Birds of the Horn of Africa
- Birds of the Indian Hills
- Chamberlain's Birds of the Indian Ocean Islands
- Birds of the Kingdom
- Birds of the Lake Erie Region
- Birds of the Masai Mara
- Birds of the Northwestern National Parks
- Birds of the Pacific Coast
- Birds of the Pacific Northwest: How to Identify 25 of the Most Popular Backyard Birds
- Birds of the Papago Saguaro National Monument and the Neighboring Region Arizona
- Birds of the Papago Saguaro National Monument and the Neighboring Region, Arizona
- Birds of the Philippines
- Birds of the Ranch
- Birds of the Serengeti
- Birds of the South
- Birds of the UK Overseas Territories
- Birds of the West Indies Second Edition
- Birds of Trinidad and Tobago
- Birds of Tropical America
- Birds of Uganda
- Birds of Venezuela
- Birds of Vietnam, Cambodia and Laos
- Birds of Virginia Field Guide
- Birds of Western Australia & the Northern Territory
- Birds of Western Ecuador
- Birds of Western Wolli Creek: A case study in local extinction
- Birds of Wyoming Field Guide
- Birds of Yosemite
- Birds That Hunt and Are Hunted