The European herring gull (Larus argentatus) is a large gull One of the best
known of all gulls .... The bill is yellow with a red spot and there is a ring of bare
yellow skin around the pale eye. T...
Oct 7, 2013 ... This story comes to you through a partnership between Audubon and BirdNote, a
show that airs daily on public radio stations nationwide.
The word Laridae is from the Greek word meaning “ravenous sea bird.” The term
.... The bill is yellow with a red spot near the tip of the lower mandible. The back ...
(i.e. a red tip or spot), whereas smaller-billed species have uniform bills. We
therefore ... The importance of taking phylogenetic effects into account during.
Keys and Tips for Identifying "Typical" Gulls - Differentiating between Ring-billed,
California, ... in the winter can attract significant numbers of gulls, including the
rarities shown on this page. ... Bill: Yellow, with black and red spots on lower bill.
Comments on Identification of Certain Adult Gulls of the Pacific Northwest ....
Larger gulls have relatively thicker bills, an important aid in judging size,
especially ... Caution: All of the larger gulls with red bill spots, as their bill
changes color with ...
Laughing Gulls are summer visitors to the Northeast and year-round sights on the
coasts of the Southeast and the Gulf of Mexico. ... Field MarksHelp .... their crisp
black hoods and red bills make them easy to pick out from other gull species.
Herring Gulls are large gulls with hefty bills and robust bodies. ... with long yellow
bill; Gray back, bright white head and underparts; Red spot near tip of lower bill ...
Familiar acrobats of the air, Ring-billed Gulls nimbly pluck tossed tidbits from on
high. ... look closely, as some other species have black or red spots on the bill.
Aug 18, 2009 ... Among his discoveries was that the red spot on the lower part of the herring gull's
... demonstration of the importance of pre-programmed behaviours in nature. ...
on the island of Anglesey, filming a gull colony with Bill Oddie.