Tetrodotoxin (TTX) is best known as the neurotoxin of the puffer fish, though it also appears in a range of other marine species. You might remember it from an episode of The Simpsons involving a ...

Pufferfish can be served for human consumption as a delicacy called fugu. It is especially popular in Japan, but you may also see it available in other countries, including Korea, China, Singapore, ...