in ground or in a crevice.
Seaweed and grasses, Fish, worms, grubs, offal.
It is gregareous and smaller than the Greater Black-backed
Gull. About the same size as the Herring Gull. Yellow bill,
legs and feet. White plumage in Summer with the exception
of the mantle which is pale grey/black. Notes on Gull identification
2 or 3. Some are stone coloured, but can also be shades
of brown, green bloched and spotted with darker brown.