Evolution
Flap to the Future: The Flight Adaptations Game
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Anatomy
All About Bird Anatomy
Interactive Feature
AnatomyFeathers
How Birds Make Colorful Feathers
article
Feathers
Bird Plumage Variations and Abnormalities
article
Feathers
Iridescence Revealed in the Feathers of an Anna’s Hummingbird
clip 0:26
Behavior
Bird-of-Paradise Spreads His Feather Skirt and Dances
clip 1:15
Evolution
Fanciness Lost
Interactive Feature
Behavior
On a Sage-Grouse Lek: The Busy Lek
video 1:01
AnatomyEvolution
Ribbon-tailed Astrapia: The Three-Foot Tail
video 2:17
Feathers
Think About Feathers
Interactive Feature
AnatomyFeathers
Meet a Feather Scientist
Interactive Feature
AnatomyFeathers
What is Unique to Birds?
Interactive Feature
Feathers
All About Feathers
Interactive Feature
Feathers
Feather Biology Slide Collection
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Feathers
Everything You Need To Know About Feathers
article
FeathersSongs + Calls
Singing Wings -Behavior
video 1:45
BehaviorFeathers
Black Sicklebill: The Thin Blue Line
video 2:51
EvolutionFeathers
Wilson's Bird-of-Paradise: A Full Spectrum
video 3:04
EvolutionFeathers
Magnificent Riflebird: Directional Color
video 1:49
Conservation
What Oil Spills do to Birds