The pufferfish caught in a net in this fascinating YouTube clip gives a perfect demonstration of how they ‘puff’ their bodies up. One moment it looks like a regular fish, and the next it resembles a ...

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.

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 ...