Biology

In Ultraviolet Light, Birds-of-Paradise Show True Colors

Living Bird Magazine What Is the Essence of Iridescence? Ask a Hummingbird

Living Bird Magazine The Most Mysterious Feather: Filoplumes

Living Bird Magazine How Do Birds Survive the Winter?

Living Bird Magazine Two Tips for Telling a Bird's Age by Its Molt Patterns

Bird Academy How Birds Make Colorful Feathers

Bird Academy Bird Plumage Variations and Abnormalities

Iridescence Revealed in the Feathers of an Anna’s Hummingbird

Project FeederWatch The colors on backyard birds may mean more than we think

Bird Academy Meet a Feather Scientist and Unravel the Mystery of Wings That Sing

Bird Academy All About Feathers

Bird Academy Feather Biology Slides for Download

Bird Academy Everything You Need to Know About Feathers

Bird Academy Bird Academy

Bird Academy Explore Feathers With New, Free Resources From Bird Academy

Birds-of-Paradise Project How Feathers Evolved Into Giant Head Wires in the King-of-Saxony Bird-of-Paradise

Birds-of-Paradise Project The Surprising Secret of the Twelve-wired Bird-of-Paradise's Strange Feathers

Birds-of-Paradise Project Explore the Marvelous, Sometimes Ridiculous Feathers of the Birds-of-Paradise

Birds-of-Paradise Project Ribbon-tailed Astrapia: The Three-Foot Tail

Birds-of-Paradise Project Explore the Many Shades and Types of Color in the Birds-of-Paradise

Birds-of-Paradise Project Feathers: and the Birds-of-Paradise

Birds-of-Paradise Project Wilson’s Bird-of-Paradise Displays the Full Spectrum of Colors

Birds-of-Paradise Project Magnificent Riflebird: Directional Color

Birds-of-Paradise Project Iridescence in the Ribbon-tailed Astrapia Bird-of-Paradise

Birds-of-Paradise Project Color: and the Birds-of-Paradise

Students When Females Dress Up: Cooperative Breeding Impact on Plumage

The Basics: Feather Molt