 Why was Kapper in such a state of disbelief when Bucky and Jig found him?
The Blue Behemoth By LEIGH BRACKETT Shannon's Imperial Circus was a jinxed space-carny leased for a mysterious tour of the inner worlds. It was the most complete dead-pan I ever met, and you couldn't see into those innocent blue eyes any more than you could see through sheet metal. It was Gow, our zoo-man—a big, ugly son-of-a-gun from a Terran colony on Mercury. His hands, holding the curtains apart, had thick black hair on them and were not much larger than the hams of a Venusian swamp-rhino. The only other one on the Triangle belongs to Savitt Brothers, and she's much smaller than Gertrude."
 He was being poisoned.
 He was frantically searching for the male Cansin he had found  He had lost all his animals and was desperate to find them  He had been attacked by the Vapor snakes  He was being poisoned.