Did you know that a frog can stop its heart from beating? Or that an elephant's tooth is heavier than a brick? Or that the brain of an ostrich is smaller than its eyeball? Here are 21 cross-sections that show how skeletons, organs, nerves and muscles fit together inside creatures from across the globe. Each has its own unique features to help it survive in the wild - such as the honey stomach in a honeybee, the ink sac of an octopus, and the huge arteries of a blue whale.
Hardback, 64 pages, 303x236mm.