Today these otherworldly creatures can be found around the world, from coastal shallows to the ocean deeps. Jellyfish are invertebrates – animals that don’t have a backbone – and belong to a group ...

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 ...

Tiny, highly venomous jellyfish stings 2 people in the middle of the ocean — forcing them to be airlifted to hospital When there is visible light, giant phantom jellies emit a slight orange-red ...

Flower hat jellies exemplify the paradox of the medusas, or bell-shaped jellyfish ... of the animal family tree, but they also live in different habitats; some like the ocean surface, others ...

Whenever a jellyfish loses a tentacle, it can regenerate the lost limb. For years, scientists have been baffled by exactly how these ocean creatures bring their lost limbs back to life ...

While sea jellies are often casually called jellyfish, many scientists prefer to stick with just “jelly” because the animals aren’t fish. The gelatinous jelly is massive, but it’s not a ...

Humans know of about 245,000 marine species. The most common sea animals are those without a backbone, such as jellyfish and shrimp. There are thousands of species of jellyfish and shrimp.

Smaller animals Unlike larger animals, smaller species like jellyfish, starfish, seahorses and sand dollars have little control over where the ocean takes them. “They’re not very strong ...