Solvin Zankl / Red spiny cushion seastar (Porania antarctica) Comau Fjord, Patagonia, Chile, Atlantic Ocean

Sebastian Kennerknecht / California Condor (Gymnogyps californianus) three year old male, Pinnacles National Park, California

Fred Bavendam / Morning Sun Star (Solaster dawsoni) attacking a Leather Star (Dermasterias imbricata) which it will take a few weeks to consume, British Columbia, Canada

Fred Bavendam / Morning Sun Star (Solaster dawsoni) underside reveals the last arm tip of a Leather Star (Dermasterias imbricata) it has eaten, British Columbia, Canada

Norbert Wu / Frilled Sea Anemone (Metridium senile) group, Leather Star (Dermasterias imbricata) and Orange Sun Star (Solaster stimpsoni), Vancouver Island, British Columbia, Canada

Franco Banfi / Sea star, probably (Glabraster antarctica) on a rock, Antarctic Peninsula, Antarctica, Southern Ocean.

Franco Banfi / Sea star, probably (Glabraster antarctica) on the seabed. Antarctic Peninsula, Antarctica, Southern Ocean.