Unlock the mystery of life on planet Earth... with a talking bacterium! In this full-colour graphic novel, Bertie the Bacteria takes readers on a joke-fuelled journey, revealing how small organisms became some of Earth’s largest creatures, including the epically humongous blue whale. With laugh-out-loud text and colourful comic book art, science lovers and comic book fans alike will delight in exploring the history of our precious blue planet. Part of the Earth's Amazing Journey series.