Anemone (Urticinopsis antarctica). It is a filter feeder and opportunistic predator. Antarctic Peninsula, Antarctica

echinoidea urticinopsis antarctica sea urchin sea bottom rock stone adult alone tentacle overview antarctica peninsula cold sea february saltwater species southern ocean nobody urticinopsis antarctic sea anemone urticinopsis antarctica sea urchins benthons sea bottoms rocks stone adults single lonely only solo one lone tentacles overviews global sight global sights full length antarctic peninsula cold seas cold ocean cold oceans salt water species marine species antarctic ocean south polar ocean with nobody echinodermata wild animal animal marine area area rock fragment mineral matter matter substance stage of development individual enumeration morphology zoology morphology organism shot antarctica sea aquatic species species particularity species world sea and ocean actiniidae actinaria zoantharia anthozoa cnidaria radiata metazoa opisthokonta eukaryota sea anemone anthozoan cnidaria