Common tern attacking a gull Common tern Sterna hirundo attacking juvenile great blackbacked gull Larus marinus near nesting colony. Photographed in Dorset, UK., by BOB GIBBONSSCIENCE PHOTO LIBRARY Stock Photo - Afloimages
Common tern (Sterna hirundo) attacking juvenile great black-backed gull (Larus marinus) near nesting colony. Photographed in Dorset, UK., by BOB GIBBONS/SCIENCE PHOTO LIBRARY