Black-headed gull (Chroicocephalus ridibundus) trying to repel a Canada goose (Anser canadensis) family from its nest site on lakeside grassland, UK.

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Black-headed gull (Chroicocephalus ridibundus) hovering and calling to try and repel a Canada goose (Anser canadensis) family from its nest site on lake shore grassland, Gloucestershire, UK, May.

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Size: 3944px × 2958px
Location: Gloucestershire, England, UK
Photo credit: © Nick Upton / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: adult, aggression, alarm, anatidae, anser, anserinae, birds, black-headed, british, brown, canada, canadensis, chicks, chroicocephalus, defence, england, europe, family, flight, flying, geese, goose, goslings, group, gull, gulls, kingdom, lakes, laridae, marshes, marshland, ridibundus, seagull, seagulls, spring, territorial, territoriality, uk, united, vertebrates, waterfowl, wetlands, white, wildfowl, wildlife