Following is a transcript of the video. Narrator: If there's one thing you know about puffer fish, it's that they can do this. When aggravated by a predator, they, you know, puff up. Some puffers, ...

Pufferfish are among the most unique fish in the sea—and sometimes in freshwater too! As their name suggests, pufferfish can inflate like a balloon, transforming from a seemingly ordinary fish into a ...

Q. We caught a funny looking fish. It was like a balloon and had spiky skin. We let it go, but are wondering what it was. A. Your description fits a pufferfish, commonly called blowfish or blow toad, ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is 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.

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Pufferfish are known for their strange and extreme skin ornaments, but how they came to possess the spiky skin structures known as spines has largely remained a mystery. Now, researchers have ...

Pufferfish can inflate up to three times their normal size by rapidly swallowing water to appear larger and deter predators. Although dramatic, inflation is often a last-resort defense because it ...