| http://www.w3.org/ns/prov#value | - Box jellyfish also have 20 ocelli (simple eyes), that do not form images but detect light and dark; they therefore have a total of 24 eyes.[3] Box jellyfish also display complex, probably visually guided behaviors such as obstacle avoidance and fast directional swimming.[4] Research indicates that, owing to the number of rhopalial nerve cells and their overall arrangement, visual processing and in
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