The Lucky Octopus A children's short story with vocabulary and comprehension exercises for young learners of English. With audio. Written and read by Tara Benwell. Level: lower-intermediate Ollie the octopus only had seven legs. "The last one will grow," the ocean doctor said the day Ollie was born. "But when?" asked Ollie's mother. She was very sad. "When Ollie turns eight years old," the docto..