What is a puffer fish?
Puffers are in the family tetraodontidae and are called
such for their ability to draw in sea water into their stomachs
when frightened and can triple in size. These fish's internal
organs contain a tetrodotoxin, which is powerful enough to kill a
human, depending on the specie of puffer. Not all puffers have
spines. The porcupine puffer is the one with spines, which make the
fish look like a big spikey ball when inflated. The porcupine
puffer is not a true puffer, but is a diodon. This specie
also has tetrodotoxin in the organs. In Japan this fish is called
fugu and is eaten, thought to be a delicacy and very expensive.
Only licensed highly trained sushi chefs are allowed to serve this
fish. The puffer fish cannot excrete toxins, but their cousin, the