Fish stone : The most poisonous fish in the world – borodavchatka – master of disguise. It is ideally mixed with the sea floor. It does not attack, but if you step on it, and poison, this fish can paralyze or even kill you.
Moa - Arothron meleagris, commonly known as the guineafowl puffer or golden puffer, is a pufferfish from the Indo-Pacific, and Eastern Pacific. It is occasionally harvested for the aquarium trade. It reaches 50 cm in length. Also found in a golden form.