
Hidden black and white feathers are the secret behind songbirds' dazzling colors
Colorful songbirds like tanagers use a painterly technique to make their colors pop
The exceptionally rare fossil skull of a new bird species from the Age of Dinosaurs reveals that avian skulls achieved their recognizably modern shape using archaic structures—an unexpected but stunning example of parallel evolution—while also unearthing a missing link in the long evolutionary history of the bird brain.