Pufferfish are well-known for their ability to “puff up” into a round, sometimes spiky ball. Some people also know them for the poison their bodies hold. These unique fish are usually found in shallow ...

The pufferfish caught in a net in this fascinating YouTube clip gives a perfect demonstration of how they ‘puff’ their bodies up. One moment it looks like a regular fish, and the next it resembles a ...

A delicacy in Japanese cuisine, puffer fish (fugu) also contain a lethal toxin. Improperly prepared puffer fish can cause the person eating it to experience food poisoning and a swift death. Such a ...

Pufferfish have a couple of ways to defend themselves: They have an incredibly potent toxin in their flesh, and they can puff themselves out into a spine-covered ball that’s pretty difficult to eat.

A new study finds that puffer fish use non-toxic analogs of their famous defense poison for signalling and communication through smell, with implications for the study of their spawning and ...