Cartoon weasel threatening bird
BehaviorEvolution
What Can We Learn About Stress From Birds?
video 4:31
Evolution
Flap to the Future: The Flight Adaptations Game
Interactive Feature
Wall of Birds Mural detail
ConservationEvolution
Wall of Birds
Interactive Feature
Evolution
Fanciness Lost
Interactive Feature
BehaviorEvolution
How Fanciness Evolves
Interactive Feature
BehaviorEvolution
All About Fancy Males
Interactive Feature
Female Greater Sage-Grouse
BehaviorBrains + Senses
On a Sage-Grouse Lek: Female Connoisseurs
video 2:40
Detail of a dinosaur covered in simple feathers, or dino fuzz
EvolutionFeathers
Feathers Through Time
Interactive Feature
A bird becomes fancier through sexual selection
Evolution
Natural & Sexual Selection: An Illustrated Introduction
video 8:29
Two species of birds evolve on an island
Evolution
Speciation: An Illustrated Introduction
video 8:26
White-winged Crossbill foraging
EvolutionFood + Foraging
White-winged Crossbill Foraging Adaptation