Feathers evolved in dinosaurs and are a key characteristic of birds today. They are arranged in a precise hexagonal pattern in a bird's skin, but it has been unclear how this happens. According to a ...
Complex and vibrant bird plumage inspired Darwin’s concept of sexual selection as well as many a poem and painting. But feather patterns are not directly coded in DNA, and only now has it become clear ...
Complex and vibrant bird plumage inspired Darwin’s concept of sexual selection as well as many a poem and painting. But feather patterns are not directly coded in DNA, and only now has it become clear ...