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, like the porcupine fish, become a bona ...

Regardless of what type of water they dwell in, all puffer fish share the defense mechanism they're known best for: the ability to puff up with air or water to more than double their usual size.

She explained that her go-to method for quick results is the "puffer fish face". The expert discussed ... For her first step, she demonstrated how to fill up your mouth with air and close it ...

As the vinegar and baking soda react, carbon dioxide gas will be produced, inflating the balloon and giving your puffer fish ...