Josh Jorgensen cannot stop laughing, but not everybody is happy with handling of pufferfish.

A recent scientific study takes a look at the intriguing ability of male Japanese pufferfish. The incredible fish utilize a fascinating mating ritual that involves engineering complex designs in the ...

Add Yahoo as a preferred source to see more of our stories on Google. Pufferfish can inflate up to three times their normal size by rapidly swallowing water to appear larger and deter predators.

Add Yahoo as a preferred source to see more of our stories on Google. All products featured on Self are independently selected by Self editors. However, when you buy something through our retail links ...