There’s evidence to suggest that the comb jellyfish was the first animal to appear on Earth some 700 million years ago.

The beautiful yet dangerous Portuguese-men-of-war is filled with air allowing it to float on top of the water and travel with ...

Freshwater jellyfish are growing in abundance in Canadian lakes and rivers. The reasons are complex but climate change is the ...

Hundreds of these creatures have also been spotted washed up on popular beaches like Inchydoney, Fountainstown and ...

Men-of-war are siphonophores, a jellyfish-like animal, with long tentacles and painful venom, the National Oceanic and Atmospheric Administration said. Over the past week, there have been reports ...

Most jellyfish are more bothersome than threatening, but the box jellyfish is so poisonous you might not make it out of the ...

Each year on November 3rd, World Jellyfish Day is celebrated to raise awareness about jellyfish and their ecological ...

While swarm of jellies may look serene, you're best off keeping your distance. A sting from the most dangerous jellyfish on Earth can be deadly. Even when we're not looking at the most dangerous, many ...