He had an iron clad back and a long tail that could wrap itself around a mountain. He had four front legs with big knees that were bent up like a grasshoppers. Along his back he had a ridge of horns like spines. On the monsters head he had big ears, eyes as green as leeks and as big as 

pumpkins, and one day – he woke up!

This special interactive book features exclusive narration by Aled Jones