shell of the nautilus. is a pelagic marine mollusc of the cephalopod family nautilidae

amazing animal aquarium background beautiful beauty black blue chamber clipping closeup curve design detail fibonacci fractal geometric geometry golden growth inside isolated logarithmic macro marine mollusk natural nature nautilus pattern repetition sacred sea seashell shadow shape shell shells snail spiral structure swirl symmetry texture underwater unique white nautilus pelagic mollusc cephalopod family nautilidae