<em>Bird</em> - Wikipedia, the free encyclopedia [ http://en.wikipedia.org/wiki/Bird ]
Birds (class Aves) are bipedal, endothermic (warm-blooded), vertebrate animals that lay eggs. There are around 10000 living species, making them the most ... - 

All About <em>Birds [ http://www.birds.cornell.edu/AllAboutBirds/BirdGuide/ ]
Comprehensive information on North American birds including a bird guide, identification tips, and conservation programs. - 

<em>Birds</em> - Cornell Lab of Ornithology [ http://www.birds.cornell.edu/ ]
A membership institution interpreting and conserving the earth's biological diversity through research, education, and citizen science focused on birds. - 

<em>Birds</em>-Zoom School-Enchanted Learning Software [ http://www.enchantedlearning.com/subjects/birds/ ]
Birds at Zoom School is devoted to birds, bird evolution, fossils, songs, bird watching, backyard birding, bird jokes, bird stamps, bird origami, bird songs ... - 

<em>Bird</em> Printouts - EnchantedLearning.com [ http://www.enchantedlearning.com/subjects/birds/printouts/ ]
The African Gray Parrot is an intelligent, talkative bird. African Penguin .... Printouts on these flightless birds from the Southern Hemisphere. ... - 

<em>Bird</em> Pictures, Photos, Profiles, Facts, Information, Sounds ... [ http://animals.nationalgeographic.com/animals/birds.html ]
Get bird pictures, bird photos, facts, information, sounds, habitats, reports, news, and more from National Geographic. - 

WhatBird | identify <em>birds</em> | <em>bird</em> identification guide | north america [ http://www.whatbird.com/ ]
Identify birds in North America for bird watching or as a bird guide. Search engine for identifying birds. For birders and identification of wild birds. - 

Aerodynamics of Animals - <em>Birds</em> - Intermediate [ http://wings.avkids.com/Book/Animals/intermediate/birds-01.html ]
From the very start of recorded time we have been watching birds fly. They do such wonderful things: taking off, flying with twists and turns, ... - 

The <em>Birds</em> (1963) [ http://www.imdb.com/title/tt0056869/ ]
Directed by Alfred Hitchcock. With Rod Taylor, Jessica Tandy, Suzanne Pleshette. A wealthy San Francisco playgirl pursues a potential boyfriend to a small ... - 

eNature: FieldGuides: <em>Birds [ http://www.enature.com/FIELDGUIDES/intermediate.asp ]
eNature Field Guide to Birds -- Comprehensive guide to America's birds with species pictures, field descriptions, range maps, bird calls, ... - 

eNature.com - Nature and Wildlife Field Guides [ http://www.enature.com/guides/select_Birds.asp ]
eNature.com is a searchable nature and wildlife database with information and photographs on birds, mammals, reptiles, amphibians, fishes, butterflies, ... - 

The Life of <em>Birds [ http://www.pbs.org/lifeofbirds/ ]
From David Attenborough and PBS. Discusses behavior, evolution, parenthood, bird songs, champion birds, and provides links. - 

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Kids Konnect - <em>Birds [ http://www.kidskonnect.com/content/view/15/27/ ]
Most birds take care of their young for an extended length of time after ... There are about 10000 species of birds. Many of the species migrate long ... - 

John James Audubon's <em>Birds</em> of America [ http://www.audubon.org/bird/boa/BOA_index.html ]
Audubon's images and original text descriptions from an 1840 (First Octavo Edition) of Audubon's complete seven volume text. - 

State <em>Birds [ http://www.50states.com/bird/ ]
Official birds for each US state with illustrations and descriptive text by Audubon. - 

Introduction to the Aves [ http://www.ucmp.berkeley.edu/diapsids/birds/birdintro.html ]
The vertebrate class Aves includes the birds, an extremely distinctive and successful ... You can navigate deeper into the birds by selecting "Systematics" ! ... - 

Dinobuzz: Dinosaur-<em>Bird</em> Relationships [ http://www.ucmp.berkeley.edu/diapsids/avians.html ]
A DinoBuzz article covering the theory, and objections towards it, of the dinosaurian origin of birds. - 

Electronic Zoo / NetVet Veterinary Resources - <em>Bird</em> Sites [ http://netvet.wustl.edu/birds.htm ]
Bird Banding Laboratory (U.S. Geological SurveyPatuxent Wildlife Research Center ) ? Bird Basics - Bird Breeder's database program ? Bird Behaviour Journal ... - 

YouTube - Amazing! <em>Bird</em> sounds from the lyre <em>bird</em> - David ... [ http://www.youtube.com/watch ]
David Attenborough presents the amazing lyre bird, which mimics the calls of other birds - and chainsaws and camera shutters - in this video clip from The ... -