octopus in a bottle a grayscale 3d of an octopus confined within a glass bottle set against a dark gray background

octopus bottle glass 3d grayscale monochrome dark background sea creature cephalopod ocean marine life underwater wildlife animal nature invertebrate tentacle sucker art artwork design realistic detailed texture shadow contrast light grey still abstract surreal confined captive trapped enigmatic mysterious intriguing curiosity wonder mollusk aquatic subaquatic