De Havilland Canada DHC-6 Twin Otter
The de Havilland Canada DHC-6 Twin Otter is a Canadian STOL (short takeoff and landing) utility aircraft developed by de Havilland Canada in the mid-1960s and still in production. It was built by De Havilland Canada from 1965 to 1988.
Source: Wikipedia — De Havilland Canada DHC-6 Twin Otter (CC BY-SA 4.0)