Meet the fierce great white shark and the cunning orca, the colossal giant squid and the peculiar floating sea slug.

Find out how whales talk to each other, where sea turtles sleep and how sea stars eat.

Marvel at the hooded seal’s extraordinary air bag and at the humpback anglerfish’s glowing ‘fishing rod’.

With stunning illustrations, intriguing facts and full-colour, poster-sized illustrations, this is the ideal compendium for all the family.