From back cover:A supplement for Marc Miller's Traveller.Crawling across wind-whipped desert... ...galloping through scrublands or prowling through dense jungle, the spectrum of alien creatures which may be encountered by interstellar adventurers is beyond belief.Gliding deep beneath the ocean... ...are wonderous marine organisms as yet unknown to science, awaiting discovery by your players.Skimming through exotic atmospheres... ...floating through the clouds of a gas giant or flapping over an alien landscape, alien life is more diverse that most travellers can imagine. This supplement provides 101 alien flora and fauna with which to amaze your players! - BoardGameGeek