Blue-ringed octopus

A blue-ringed octopus is hidden in a coral reef off of Australia's coast. The creature pounces on a crab, trapping it in its tentacles. The little crab doesn't stand a chance against the venom of this octopus. Lively text and action-packed photos explore where this lightning-fast predator lives, how it hunts, and all that makes it a danger down under!.