Cat and Mouse

Cat and Mouse is a science fiction novella by Ralph Williams, published in the late 1950s. The story follows Ed Brown, a trapper in Alaska, who discovers a portal to another world and encounters a parasitic alien creature known as the Harn. As Ed battles to protect his territory and navigate the ecological consequences of this intrusion, the narrative explores themes of survival and the complexities of inter-world interactions. The novella highlights the tension between predator and prey, culminating in a confrontation that tests Ed's resourcefulness.