Four-Day Planet

Fenris, the planet, revolves on its axis so slowly, that one year counts only four days and nights.
Henry Beam Piper (1904 – 1964), an American science fiction author. Not numerous inhabitants, living in such tough conditions, occupy themselves with hunting for huge sea monsters, extracting their hypodermic oil.
The story is centered on strife of the sea hunters with their corrupt leaders, trying to gain equitable prices of the oil, the basis of Fenris’ prosperity. The narration is given by Walte