Warm Australian waters are home to the box jellyfish (Chironex fleckeri), which is considered to be one of the most venomous animals on the planet. Box jellyfish stings lead to excruciating pain ...

You should steer clear of a box jellyfish. The marine animal’s sting can cause serious and sometimes fatal symptoms in a matter of minutes. Despite their name, jellyfish aren’t fish. They’re Cnidaria, ...