British Antarctic Territory cover planes flown in the Antarctic. The De Havilland Twin Otter, De Havilland Single Otter, Consolidated Canso, and Lockheed Vega —– Falkland Island Dependencies Westland Whirlwind, Westland Wasp, Saunders-Roe Walrus, and Auster. —– Falkland Island Britten-Norman Islander, DHC-2 Beaver, Noorduyn Norseman, and Auster.