Evolution
Flap to the Future: The Flight Adaptations Game
Interactive Feature
BehaviorEvolution
How Fanciness Evolves
Interactive Feature
A bird becomes fancier through sexual selection
Evolution
Natural & Sexual Selection: An Illustrated Introduction
video 8:29
Yellow-billed Loon tucks its leg under a wing in cold water
AnatomyBehavior
How Yellow-billed Loons Survive in the Arctic
video 3:06
White-winged Crossbill foraging
EvolutionFood + Foraging
White-winged Crossbill Foraging Adaptation
video 2:42
Eastern Screech-Owl hides in a tree hole
FeathersHabitat
Eastern Screech-Owl Camouflage