Christmas Tree Worm (Spirobranchus giganteus), Close up of individual on ochre coloured hard coral, Cayman Brac, Cayman Islands, Caribbean

underwater christmas tree worm worm worms spirobranchus giganteus big close up close up close ups close ups big close up close up spiral formation cayman brac cayman islands caribbean two animals hard coral coral corals coral reef christmas tree polychaete sealife sea life