According to a new study, the precise patterning of bird feathers relies on signaling through ectodysplasin (EDA) and its receptor EDAR -- the same signaling pathway known to be crucial for the ...

_We may earn revenue from the products available on this page and participate in affiliate programs. Learn more › Tom Whiting noticed a pattern. It was the early 1990s, and fly-tiers from around the ...

Biologists have discovered that different versions of a single gene, called NDP (Norrie Disease Protein), have unexpected links between color patterns in pigeons, and vision defects in humans. These ...

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 ...

Learn more › _ Tom Whiting noticed a pattern. It was the early 1990s, and fly-tiers from around the world were asking Whiting, a poultry geneticist, for a very specific feather. It had to be long, ...