Gulls follow ducks to find dinner

Gulls have learned to follow diving ducks and take the bottom-dwelling mussels that the ducks bring to the surface, a food source that would otherwise be inaccessible to them. Gulls are one of the most adaptable groups of birds, able to exploit a wide variety of food resources and respond to new opportunities, and a study forthcoming in The Auk: Ornithological Advances documents this previously unrecognized behavior in Herring Gulls (Larus argentatus) and Mew Gulls (Larus canus) on a brackish la