birdhybrids.blogspot.com has some fairly extensive discussion of waterfowl
hybrids, with contributions from a number of Colorado birders. See, for
example,
http://birdhybrids.blogspot.com/2014/02/rosss-goose-x-cackling-goose.html
or http://birdhybrids.blogspot.com/2014/02/snow-goose-x-cackling-go
There is, as to be expected, an influx of goose reports for our state. Via
ebird, there are incoming reports of the gamut: cacklingXross's,
cacklingXsnow, canadaXsnow, canadaXross's, snowXross's.
How are these hybrids being specifically identified? Can anyone share some
data or research of hyb
Greetings All
Yes, winter doldrums. I've created a set from my photos of hybrid geese.
Getting some awesome look at Loomiller Park in Longmont and Frederick Rec Area
(Weld County) has allowed me to feel as if I understand these birds a bit more.
Photos, mostly from CO, but a few from WA, can
There were two hybrid geese at Sharp Point Ponds in Fort Collins this
morning, near Sharp Point Drive and Prospect. One appeared to be a Snow x
Canada/Cackling [white head of Snow, with larger bill and "smile", and body
of Canada/Cackling]; the other appeared to be a Ross's x Cackling (eBirds
does
