Irukandji Jellyfish Credit: Youtube This jellyfish is barely bigger than a quarter, but that doesn’t mean it is harmless. A sting can cause Irukandji syndrome, which includes excruciating pain, nausea ...

Lifesavers in Far North Queensland have shared a video showing just how surprisingly tiny the highly-venomous Irukandji jellyfish are. The footage was taken of an Irukandji jellyfish caught two weeks ...

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 ...

Jellyfish are fascinating yet dangerous creatures found in oceans worldwide. While many species are harmless, others possess potent venom that can cause severe reactions in humans, ranging from mild ...

Researchers have discovered two new species of jellyfish off Western Australia's northwest coast. One is particularly peculiar: It's larger than its cousins, doesn't have tentacles and is, according ...

Highly venomous jellyfish have stung more than three thousand people on Australia's northeastern shores in just a few days, authorities said Monday, forcing the closure of several beaches. Bluebottle ...

Found in the tropical waters of northern Australia, this species is one of the roughly 50 known species of box jellyfish in ...