A beautiful little aeroplane, it's going to look great alongside your RWDs... being fascinated with language, I typed "Kuňkadlo" into my translator app, and it came back with "Whooper"; a somewhat puzzling word. But I did a search, and found that it is, in fact, the name of a bird, Cygnus cygnus, the Whooper, or Common Swan. The things you can learn on the Internet...
Dutch