From Fossils to Astrobiology: Records of Life on Earth and Search for Extraterrestrial Biosignatures (Cellular Origin, Life in Extreme Habitats and Astrobiology, Volume 12)

Part 2: The Grays, Alien Abductions and Genetic Creation of Humans Hybrids Race: Secret US - Extraterrestrials Operations. Hybrids Habitats and Way of Life.4th Edition, (Aliens and hybrids among us)