Genomic study reveals how jellyfish develop into floating beauties, rather than staying stationary like corals or sea anemones. Translucent jellyfish, colorful corals and waving sea anemones have very ...

Translucent jellyfish, colorful corals and waving sea anemones have very different bodies but all fall on the same big branch in the animal family tree. Jellyfish actually start out anchored to the ...

A new study finds that reef-building corals emerged only when ocean conditions supported the construction of these creatures' stony skeletons, whereas diverse softer corals and sea anemones flourished ...

A healthy coral reef with both hard corals and softer-bodied relatives at Chinchorro Reef in the Mexican Caribbean Sea. (Photo courtesy of David Paz-Garcia) Changes in ocean chemistry and temperature ...