Meet the brightest sea creatures - they can solve puzzles, communicate big time, and have the neatest ways of keeping out of trouble.
Octopuses have brains in their arms - that's a lot of brains!
Blue Whales make sounds that are louder than a jet plane
Decorator Crabs hide by dressing up
Also discover how dolphins use echolocation, parrotfish snooze in a sleeping bag of mucus, great white sharks hunt, and more - the wild, wacky and colourful ways of marine animals.
Australian Curriculum: