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 ...

The upside of rising jellyfish numbers? Many animals eat them The upside of rising jellyfish numbers? Many animals eat them Jellyfish and human eyes assembled using similar genetic building blocks ...

The box jellyfish is often regarded as one of the most venomous creatures inhabiting the world’s oceans. Belonging to the ...

Mucus from jellyfish that sit upside-down on the seafloor ... quite in the dark as to the nature of these curious bits of animal life.” The researchers found, however, that cassiosomes are ...

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 ...

These animals live in the water ... The ray looks a bit like an underwater pancake, doesn't it? The ray's fins look like wings too. These are jellyfish. They don't really look like fish, do ...

Jellyfish have roamed Earth's oceans for 500 million years. The bell-shaped underwater denizens can be found all over the world; there are some 4,000 species of them, according to the Smithsonian ...

Unlike other jellyfish, giant phantom jellies don't have stinging tentacles to catch prey. Instead, they wrap their arms around their food — usually plankton or small fish — and hoist them ...

While we have studied blastema and how they form in some animals, we never understood how they formed in jellyfish, thus making their ability to regenerate lost tentacles a mystery. Now ...