Figure 1: a. Trial sites used to investigate responses of ring billed gulls (Larus delawarensis) to multimodal cues broadcast at Point Au Roche State Park, Plattsburgh NY (44°78’67, 73°38’19W); Monty’s Bay Marina, West Chazy NY (44°83’25N,73°39’27W) Cumberland Bay State Park, Plattsburgh NY (44°72’39N,73°42’74W) off the shores of Lake Champlain, New York. b. New York State http://wwp.greenwichmeantime.com/images/usa/new-york.jpg; c. range (Larus delawarensis), modified from Terry Sohl Data of NatureServe, http://sdakotabirds.com/species/maps/ring_billed_gull_map_small.jpg.