Archive of Tag: rachis

Detail of a dinosaur covered in simple feathers, or dino fuzz

EvolutionFeathers

Feathers Through Time

Bird_Biology-contour_feather_illustration_side

AnatomyFeathers

How Feathers Are Built

Feathers

Feather Biology Slide Collection

Detail of blue feathers

Feathers

Everything You Need To Know About Feathers

A spectrogram of a Club-winged Manakin's wing sound

FeathersSongs + Calls

Singing Wings -Sounds

The diversity of colors in the Magnificent Bird-of-Paradise

AnatomyFeathers

Feathers: and the Birds-of-Paradise