When he hatches from his egg, Sepio, a baby bobtail squid, is not able to glow. His dark shape is too obvious in the moonlit water and all kinds of predators lurk nearby. Ali, an intrepid Vibrio fischeri bacterium, is determined to reach safety too. Can Ali and Sepio help each other? The Squid, the Vibrio and the Moon is a beautifully illustrated storybook about the symbiotic relationship between the Hawaiian bobtail squid and the bioluminescent bacteria that help it glow in the moonlight. Originally published in 2014, this book has been extensively re-written to delight and captivate primary-school aged readers. Features: A beautifully illustrated science-adventure story, set in the waters of Hawaii Accurate text, created in collaboration with scientists Engages children in the invisible world of microbes An extensively re-worked edition of an original book published in 2014 The Small Friends Books series combines cutting-edge scientific research, rich narrative and beautiful illustrations to tell stories that describe symbiotic partnerships between microbes and larger life forms.