Close-up shot of an octopus in an aquarium, showing intricate details of its features and movements

Other keywords: Octopus vulgaris, oceanografic, valencia, spain, close up, octopus, aquarium, close-up, tentacles, marine, underwater, sea creature, wildlife, invertebrate, suction cups, ocean, cephalopod, nature, exotic, fascinating, tentacle movement, tentacle curl, aquatic, marine life, sea life, animal, inking, ink cloud, cephalopod intelligence, camouflage