X-Plane 9.70 – USAF DeHavilland C-7 Caribou. A USAF C7 Caribou and US Army Caribou 1.1. The de Havilland Canada DHC-5 Buffalo is a short takeoff and landing (STOL) utility transport, a turboprop aircraft developed from the earlier piston-powered DHC-4 Caribou. The aircraft has extraordinary STOL performance and is able to take off in distances much shorter than even light aircraft can manage. A PDF file is included on basic flight information. By Jack Wilkinson.