Zog is an alien and Zebra lives on Earth, but what happens when these two become friends and encounter a dangerous creature? This fun, decodable story is written by Mal Peet and Elspeth Graham and fantastically illustrated by Sarah Horne. * Yellow/Band 3 books offer varied sentence structure and natural language * Text type: A fantasy story * Pages 14-15 provide an opportunity for children to recap the story. * Curriculum links: PSHE