What gives an Australian finch its brilliantly colored red, yellow or orange bill? A major new study has uncovered the ...

Australian finches' bill colors come from small genetic variations affecting how they process dietary pigments.

New research reveals how parrots and finches develop their extraordinary colours – and shows that evolution is an ongoing ...

Macquarie University researchers have uncovered a genetic reason for the distinctive red, yellow and orange bills of Australian finches, finding a ...

There are now at least 13 species of finches on the Galapagos Islands, each filling a different niche on different islands. All of them evolved from one ancestral species, which colonized the ...