Okinawa Institute of Science and Technology studied this species of nocturnal octopus and captured evidence that proves otherwise. While studying brain activity, scientists discovered octopuses ...

This could explain other things we see octopuses do. A nocturnal lifestyle is one possible solution; if you can't be seen ...

Commercial octopus farms, however, would house octopuses in barren, crowded tanks under near-constant light—conditions that are in direct conflict with their nocturnal, solitary, territorial, and ...

If blue-ringed octopuses are small as adults, then these juveniles are even smaller, about the size of a pea. They are nocturnal foragers, enjoying a diet of small crustaceans – including crabs and ...