9781422283486

Some of the most deadly natural poisons in the world are created by sea creatures. It’s a handy weapon. Some use it to

defend themselves against bigger creatures. Others use poison to kill or stun their prey.

The Belcher’s sea snake has the most deadly bite of any snake on land or in the sea. Its fangs inject super-strong poison into its victims. Luckily, this nasty creature attacks fish rather than people. The blue-ringed octopus may look too small and pretty to be dangerous, but its bite can kill a person in just a few minutes.

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The blue-ringed octopus lives off the coast of Australia. When it is about to strike, its blue rings get brighter.

8 The stonefish lies on the seabed in warm, shallow waters, look- ing just like a stone. Beware of treading on one, though—it has spines tipped with enough venom to kill you.

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