Victor Skaarup

A portion of the tail of a prehistoric reptile is discovered in Denmark. It regenerates into the entire reptile, which proceeds to destroy buildings and property and generally make a nuisance of itself. It can fly, swim, and walk, and has impenetrable scales, which makes it difficult to kill.

Every year, thousands of young men are summoned to undergo an education where completely different demands are made than in civilian life. The soldiers must be in perfect physical form and they must learn to deal with modern weapons.