Giant sea anemones have evolved into 3 very different genera: Entacmaea (bubble-tip sea anemones), Stichodactyla (carpet sea anemones), and Heteractis (magnificent sea anemones).

They saw Clark's anemonefish actively provisioning food to bubble-tip anemones, such as by attaching a clam they cannot eat to the tentacles of their hosts. For smaller food, the fish had their ...

They are relatives of jellyfish and anemones. There are more than 800 known species of reef-building coral worldwide and hundreds of species of soft corals and deep-sea corals.

They saw Clark’s anemonefish actively provisioning food to bubble-tip anemones, such as by attaching a clam they cannot eat to the tentacles of their hosts. For smaller food, the fish had their ...