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a Barracuda eat o octopus
A shark or other big fish eat a octopus.
Shark sometimes
Octopus eat each other
Humans, and all the over big fishes when the barracuda is still a small fish.
Yes,sometimes. I think they do only if the octopus is dead...... but maybe not......
Octopus are mostly carnivorous as they eat fishes. Some of them are omnivores as they eat plants too.
They are carnivores, because they only eat other fish.
The squid and the cuttlefish. Wikipedia has more information, and a link is provided.
there is no such thing yet found on a barracuda shark
Whales will only eat octopus if they are starving and the octopus is a baby otherwise they will eat fish also depending on the type of whale. A sperm whale's main food is giant squid.
Whales eat octopus [sperm whales have giant octopus as a favorite food]. Octopus eat each other octopus. Humans eat octopus. Anything that can catch an octopus (that isn't easy) will eat it. Killer whales [or Orcas, a kind of toothed whale] eat octopuses.