If you were on the ground and looked up at the osprey in Heather Bautista’s photo, you would think the big bird was carrying a balloon in its talons! And that’s what Bautista thought at first, too.

So what if fish need water to live. For certain pufferfish, flirting on the sand of a moonlit beach is irresistible (in bursts). And that’s not the only odd thing the ocean’s famous self-inflators do.

More than 50 years ago, my Grandpop Kline would frequently take me out onto Rehoboth Bay to fish for a unique species of puffer fish, known colloquially in the area of the bay as blowfish or balloon ...

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, ...