Pufferfish, known for their unique ability to inflate and their potent neurotoxin, tetrodotoxin (TTX), are both fascinating and deadly. These creatures, with nearly 200 species, use their inflation ...

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, ...