Scientists from the National Geographic Pristine Seas team found the largest coral in the world near the Solomon Islands. This giant measures ... of a network of coral polyps.

Together, all the polyps create a giant living organism made up of a single species, Pavona clavus, commonly known as shoulder blade coral. Its size suggests it is over 300 years old. Despite its ...

A close relative of coral and jellyfish, anemones are stinging polyps that spend most of their ... establish symbiotic relationships with green algae. In exchange for providing the algae safe ...