- May 19, 2009
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Hi,
it has to do with the Sun's light reflection on the feathers. there are several good articles on it here at byc. you can also look on the internet .Type in : purple green sheen feathers : and that should take you to some nice studies.
Best ,
Karen
it has to do with the Sun's light reflection on the feathers. there are several good articles on it here at byc. you can also look on the internet .Type in : purple green sheen feathers : and that should take you to some nice studies.
Best ,
Karen