World Bird List

Species factsheet
Laughing Gull (Leucophaeus atricilla)

Order: Leucophaeus atricilla
Family: Gulls, Terns, Skimmers (Laridae)

Danske navn: Lattermåge

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
megalopterus coastal se Canada, e and s USA to e Central America, sw USA, w Mexico
atricilla West Indies to n Venezuelan islands