They eat a wide range of prey, often octopus and small molluscs.
What are the implications of the physical properties of water for suction attachment in octopus suckers?
Otters also are known to eat crabs, octopus , squid, sea stars, and fish.
The most obvious example is the mantle, a spherical bag of hydrostat in an octopus and a cylinder closed at one end in a squid.
Cephalopods, the octopus , the squid and cuttlefish are the main groups, I think.
In addition, the octopus can inject a powerful neurotoxin that is stored in the salivary glands to disable or kill its prey.
The task of retrieving the prey proved too simple for the octopus , so it was given a jar of fish with a screw-cap lid.
This fish is vital to the reef ecosystem as a predator of smaller fish, lobster, crab, octopus , and shrimp.
The harbor seal's diet consists of fish, cephalopods, such as octopus and squid, and crustaceans.
He compares the octopus to the other cephalopods - cuttlefish, crayfish, and the like.