A space-yacht, pursued by angry Adderkops thirsting for blood is in serious trouble.  Picking up the trail of another non-human spaceship, it seems like a good idea to board it and get the crew to head for home. But – it’s not that easy to find the crew…there’s just cages full of bizarre, otherworldly animals: tigerapes, elephantoids; gorilloids; caterpiggles; helmet beasts; and tentacle centaurs…one set of these extraordinary creatures  must be the crew in hiding – but which?