It seemed so unusual to see a white gull with black spots on the tail. – Breda McGrath, Dublin When you take a nice picture like this you can really focus in on the details of the gull ...

Medium-size, 3-cycle gull with sloping head, medium-size bill. On adult, note yellow legs, pale eyes, and neat “ring bill.” Breeding adult: pale gray upperparts; black wing tip with white ...

Juvenile and first-winter herrings are extremely variable, but not like any other regular large gull in the East. Main problem in the west is separation of small female herrings from dark Thayer ...