Twoband anemonefish Amphiprion bicinctus in a coral reef Anemonefish also known as clownfish live in association with anemones Both partners benefit so the association is termed mutualistic Each species of anemonefish lives with a different species of anemone Slime on the fishs skin prevents the anemones stinging cells from damaging it The fish sleep hide from danger eat and lay their eggs between the poisonous tentacles The protection offered by the anemone is exchanged for food brought by the anemonefish and its cleaning abilities Photographed in the Red Sea