Also yet the Sibley app states "pied wing pattern resembles dark M of other
species" in description of Juvenile Sabine's Gull, but let us note that the
juvenile wing pattern is the same as the adult wing pattern.
Ira Sanders
Golden, CO
On Wed, Oct 28, 2020 at 4:32 PM Charles Hundertmark
wrote:
Yet, the Cornell app “Merlin” uses the convenient descriptor "Small gull with
distinctive bold "M" pattern on wings in flight, formed by black outer
primaries, white inner flight feathers, and dark back,” in its description of
Sabine’s Gull.
Chuck Hundertmark
Lafayette, CO
> On Oct 28, 2020,
All:
The number of species of "small gulls with an M pattern" that are possible in
Colorado is five: Ross's, Little, Bonaparte's, and Black-headed gulls and
Black-legged Kittiwake. The "M pattern" refers to the "M" described by the dark
primaries and the stripe of dark crossing the otherwise
