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 ...

More from Science A triangle pointing right which indicates this type of media can be played. Following is a transcript of the video. Narrator: If there's one thing you know about puffer fish ...

such as puffer fish, globefish, and toadfish (order Tetraodontiformes) and in some amphibian, octopus, and shellfish species.” The CDC adds: “Human poisonings occur when the flesh and/or ...