The infamous box jellyfish developed its frighteningly powerful venom to instantly stun or kill prey, like fish and shrimp, so their struggle to escape wouldn’t damage its delicate tentacles.

Jellyfish are known for drifting to and fro at the whim of ocean currents—but not all species are so passive. The millions of golden jellyfish that pack Palau’s Jellyfish Lake spend much of ...

A British expat has issued a tourism warning to those holidaying in a popular Malaga coastal resort after a deadly Man o’ War jellyfish was spotted. Just yesterday an eager eyed tourist spotted ...