![Afbeelding](http://www.nsf.gov/news/mmg/media/images/feather_f.jpg)
Known for their wide variety of vibrant plumage, birds have evolved various chemical and physical mechanisms to produce these beautiful colors over millions of years.
A team of paleontologists and ornithologists has now discovered evidence of vivid iridescent colors in fossil feathers more than 40 million years old.
Lees meer ... nsf