GEORGETTE DOUWMA / SCIENCE PHOTO LIBRARY GEORGETTE DOUWMA / SCIENCE PHOTO LIBRARY
Blue-ringed octopus (Hapalochlaena sp.) on sea squirt (Clavellina robusta). Blue-ringed octopus are one of the world's most venomous marine animals. Their venom is powerful enough for them to kill a human if provoked. Sea squirts (tunicates) are filter-feeding animals.
Model release not required. Property release not required.