Heermann's gulls (Larus heermanni), quarreling at breeding colony on Isla Rasa, Baja California, Sea of Cortez, Mexico, North Anerica

white capped noddy seabird bird beach flock wings spread stand ground interact sand water ocean shore coastal shorebird wildlife animal nature avian feathered gray white black red beak eye feet legs tail head body environment habitat colony group gathering rocky pebbles gravel