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.

Netflix has a new documentary dropping that follows the heartwarming journey of a puffer fish, as big as a fingernail, navigating its first year of life on the reef. Puff: Wonders of the Reef, which ...

"Everywhere you look, tiny stories are unfolding." So cute!! Netflix has unveiled the trailer for a new nature documentary titled Puff: Wonders of the Reef, formerly known as Microworlds: Reef. This ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. How does the pufferfish stay inflated? Not by holding its breath, a ...

A bite of puffer fish can paralyze and kill a human, but dolphins have been seen using the spiky lethal creatures as a chew toy, leading humans to wonder if the sea mammals were getting a buzz off the ...

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, ...