Predation in a salt marsh Laughing Gull colony

As an apparent consequence of predation pressures many colonial seabirds nest in places inaccessible to terrestrial animals (e.g. Crook and GossCustard 1972). In many parts of their breeding range along the Atlantic and Gulf coasts ooe North America Laughing Gulls (Larus atticilia) nest on salt marsh islands,

WILLIAM A. MONTEVECCHI, Auk, Vol. 94