Few animals combine lethality and strangeness as completely as the box jellyfish. The largest and most dangerous species drifts through the warm coastal waters of northern Australia and the ...

A tourist was rushed to hospital after being stung by one of the "world's most venomous animals' that can kill in under five minutes. Guy Rowles, from Australia, was surfing in Fiji when he felt a ...

Scary, squishy, cool, brainless, mesmerizing—jellyfish are all of these and a whole lot more. Anatomically they’re relatively ...

Sperm transfer in Copula sivickisi. The male (above) produces and transfers a spermatophore while grasping the female by the tentacles; the female (below) receives the spermatophore. Box jellyfish are ...

Learn what makes the Australian box jellyfish so venomous, what happens when it stings, and which first-aid steps matter most. Box jellyfish can be almost transparent in tropical water, but contact ...