Long-beaked common dolphins (Delphinus capensis) feeding on a bait ball with gulls and boobies, Gulf of California (Sea of Cortez), Baja California, Mexico, North America

Long-beaked common dolphins (Delphinus capensis) feeding on a bait ball with gulls and boobies, Gulf of California (Sea of Cortez), Baja California, Mexico, North America

Long-beaked common dolphins (Delphinus capensis) feeding on a bait ball with gulls and boobies, Gulf of California (Sea of Cortez), Baja California, Mexico, North America

Adult glaucous gull (Larus hyperboreus) eating common eider duckling (Somateria mollissima) in Svalbard, Norway, Arctic, Europe

European Herring gull (Larus argentatus), declined due to less fish but a common scavenger, New Quay, Ceredigion, Wales, United Kingdom, Europe

Common Gull (Larus canus) foraging in water and taking off. Oban, Argyll, Scotland, UK

Common Gull (Larus canus) preening and resting on beach with building behind. Soroby. Argyll, Scotland, UK

White-tailed Eagle or Sea eagle (Haliaeetus albicilla) and Common Gull or Mew Gull (Larus canus) hunting together, Flatanger, Nordtrondelag, Norway, Scandinavia, Europe

Common Gull or Mew Gull (Larus canus)