Steve Arena:
Adult Winter American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus) Flight Sequence
Steve Arena:
Adult Lesser Black-backed Gull (Larus fuscus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
Lesser Black-backed (L. fuscus), American Herring (L. smithsonianus), and Great Black-backed (L. marinus) Gulls
Steve Arena:
Kumlien's Iceland Gull (L. g. kumlieni), Amerincan Herring (L. smithsonianus), and Great Black-backed (L. marinus) Gulls - Great structural comparison
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
U61 White on Green, Right Leg; Banded American Herring Gull (Larus smithsonianus)
Steve Arena:
U61 White on Green, Right Leg; Banded American Herring Gull (Larus smithsonianus)
Steve Arena:
V38 White on Green, Left Leg; Banded American Herring Gull (Larus smithsonianus)
Steve Arena:
Great Black-backed (L. marinus), American Herring (L. smithsonianus), Iceland (L. glaucoides), Ring-billed (L. delawarensis), Laughing (L. atricilla), and Bonaparte's (C. philadelphia) Gull
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
U61 White on Green, right leg; Banded American Herring Gull (Larus smithsonianus)
Steve Arena:
U61 white on green, right leg; Banded American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
American Herring Gull (Larus smithsonianus)
Steve Arena:
U61 White on Green, Right Leg; Banded American Herring Gull (Larus smithsonianus)
Steve Arena:
Six Species of Gulls
Steve Arena:
Juvenile American Herring Gull (Larus smithsonianus)
Steve Arena:
Juvenile American Herring Gull (Larus smithsonianus)
Steve Arena:
Juvenile American Herring Gull (Larus smithsonianus)
Steve Arena:
Juvenile American Herring Gull (Larus smithsonianus)
Steve Arena:
Lesser Black-backed (L. fuscus) and American Herring Gull (L. smithsonianus) side by side
Steve Arena:
American Herring Gull (Larus smithsonianus)
