Dive into the deep to meet its weird and wonderful residents.

Get up close to some of the extraordinary creatures that live thousands of feet beneath the ocean surface - from the barreleye fish with a transparent head to the seaworm that drops 'bombs' on its enemies.

Intriguing facts accompany every illustration, so you can find out why the gulper eel has an inflatable mouth, how the dumbo octopus got its name and why the vampire squid turns itself inside out.