I had a virtually identical goose at Aurora Reservoir, and based on very white, 
round head, short stubby bill with no trace of "grin patch", and size, I was 
calling it a Ross's x cackling. The one I was was mingling with cacklers and 
was almost exactly the same size.

Norm Lewis
Lakewood

Sent from my iPad

> On Jan 3, 2017, at 8:34 PM, Nicholas Komar <[email protected]> wrote:
> 
> These tiny black geese with white heads are thought to be hybrid Ross x 
> Cackling Goose. 
> 
> Nick Komar
> Fort Collins
> 
> Sent from my iPhone
> 
>> On Jan 3, 2017, at 7:31 PM, Jamie Simo <[email protected]> wrote:
>> 
>> 
>> 
>> I have a similar question with a goose I saw in Frederick on Monday.  My 
>> first thought was that it was a blue morph Snow Goose, but the proportions 
>> seem off.  Could this be a blue morph Ross's Goose?  Or maybe a hybrid of 
>> some sort?  Its body is very dark.
>> 
>> 
>> 
>> 
>> 
>> Jamie Simo
>> Longmont
>> 
>>> On Tuesday, January 3, 2017 at 5:08:51 PM UTC-7, Aaron Tucker wrote:
>>> 
>>> Out at Aurora Reservoir today saw an interesting goose. It appears to be a 
>>> Canada or Cackling goose but is very white. I guess it could be an albino 
>>> but thought I'd see what you all thought. Any ideas? 
>>> 
>>> 
>>> 
>>> Link to first picture.
>>> 
>>> Link to second picture
>>> 
>>> It was at the edge of my lens and not in great light. Sorry for the rough 
>>> photos. 
>>> 
>>> Aaron Tucker
>>> Aurora
>>> 
>>> 
>>> 
>> 
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