Norbert Wu / Jellyfish (Periphylla periphylla) being eaten by Anemone (Isotealia antarctica), Antarctica

Norbert Wu / Sea Anemone (Isotealia antarctica) group on volcanic slope, crack in sea ice behind diver, Antarctica

Norbert Wu / Sea Anemone (Isotealia antarctica) and Sea Spiders, Antarctica

Norbert Wu / Sea Anemone (Urticinopsis antarctica) and (Isotealia antarctica) on the right, grabbing at prey between them, Antarctica

Norbert Wu / Sea Anemone (Isotealia antarctica) two attack and feed on a Jellyfish (Diplulmaris antarctica), Antarctica

Franco Banfi / Salmon anemone (Isotealia antarctica) mouth detail, Antarctic Peninsula, Antarctica, Southern Ocean..

Franco Banfi / Salmon anemone (Isotealia antarctica) on a pink rock, Antarctic Peninsula, Antarctica, Southern Ocean.

Franco Banfi / Salmon anemone (Isotealia antarctica) on the seabed surrounded by Sea whips (Gorgonacea), Antarctic Peninsula, Antarctica, Southern Ocean.