This is an interesting article on what one person has observed about a
variety of birds with some leucistic characteristics:

https://www.eastidahonews.com/2018/01/schiess-rare-world-partially-albino-birds/


Martha Jordan
Executive Director
Northwest Swan Conservation Association
425-787-0258
206-713-3684 cell
www.nwswans.org
martha at nwswans.org
914 164th St SE, PMB 272
Mill Creek, WA 98012