Following is a transcript of the video. Narrator: If there's one thing you know about puffer fish, it's that they can do this. When aggravated by a predator, they, you know, puff up. Some puffers ...

and the Indian pea puffer, Carinotetraodon travancoricus. Fish in this family are relatively slow moving, reliant on small fins to power them through the water. This makes them an obvious target for ...

There are over 120 species of puffer fish, and 22 different kinds are approved by the Japanese government for use in restaurants. But one is more prized, and more poisonous, than the others ...