Jungle in the Sky

 The big man looked at home among his trophies. Somehow his scowl seemed as fierce as the head of the Venusian swamp-tiger mounted on the wall behind him, and there was something about his quick-darting eyes which reminded Steve of a Callistan fire-lizard. The big man might have been all of them wrapped into one, Steve thought wryly, and there were a lot of trophies.