I present here images supplied by David DeReamus of the possible
Yellow-legged Gull found by Rick Wiltraut in Easton, PA on November
29, 2000. The first group are by DeReamus, the last four are by
Wiltraut.
So far ( Dec 3, 2000), suggestions have included Yellow-legged
Gull of the form atlantis, hybrid smithsonianus x
graellsii, and argentatus with yellow legs, and
a very pale graellsii LBBG; I add to these the possibility
of a vegae/birulai x taimyrensis hybrid:
