People who eat puffer fish—also known as fugu—take their lives in their own hands. These fish contain tetrodotoxin, a powerful neurotoxin that can spoil a good meal and even kill the diner. The edible ...

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, ...