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 ...

Stanley Gardiner and J.J. Lister. The Natural History Museum cnidaria collection is used for taxonomic research, studies of coral richness (species, generic, morphological, genetic), as well as for ...

Hundreds of feet below the surface of the ocean, a submersible robot explored an underwater mountain off the coast of Japan. A “flower”-like sea creature caught the attention of scientists watching ...

Hydractinia symbiolongicarpus is a member of the phylum Cnidaria, making it a close relative of jellyfish and corals. The animal’s tendency to form large colonies comes with problems, says study ...

The animal kingdom contains a vast array of animals capability of remarkable regenerative abilities, but known are quite as adept at this healing task than sea-swelling Cnidarians, such as hydra ...