Sharks have been known to eat Octopus.
Bears, big fish, sharks, whales, people!, sea birds and blue-ringed octopi
Fish, birds, octopi, and sea otters eats Kelp crabs.
Clams crabs and worms
Adult Octopi eat small crabs, clams, snail, small fish, and in some cases other octopi.
They have skin [its octopuses or octopi]
Humans eat fish
fish , whales,sharks, and oysters
Octopi, Squids, Cuttle Fish, Chambered Nautilus
fish eats atta fish eats mummy
Octopi are beneficial to their environment because they help to keep the populations of prey fish down to an acceptable level. Octopi eat things like crabs and mollusks.
Rachael the Cow eats Exotic Fish
Angler fish. Also, some octopi can glow.