I'm no geneticist, but Sibley says that all manner of color gradients exist 
in Blue Snow Goose.  And this bird clearly has the dainty bill of a Ross.'  
Suggesting Snow x Ross' hybrid.

Dave Cameron
Denver



On Saturday, November 16, 2019 at 11:15:42 AM UTC-7, Joe Kipper wrote:
>
> Hey Birders,
> I photographed this goose at Lake Loveland in Larimer County that is very 
> interesting.
> My ebird checklist <https://ebird.org/checklist/S61493679> has the photos 
> and my thoughts about the bird's ancestry.
> I would appreciate any feedback on what others think about this goose, and 
> even if it not identifiable, I thought I would share the photos just so 
> others can enjoy this beautiful bird!
> Joe Kipper,
> Fort Collins
>

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