First of all, squid is cuttlefish and octopus is octopus, so now it's about comparing the difference between cuttlefish, squid and octopus! Cuttlefish (squid) belongs to the squid order, squid belongs to the tube squid order, they **** with the same belongs to the ten wrasses of the General Order, while the octopus order belongs to the eight wrasses of the General Order, from this can be seen, cuttlefish and squid closer relatives.

And they and the octopus belong to the distant relatives, ten wrasses and eight wrasses of the total order of the difference lies mainly in the number of tentacles! So octopuses have two fewer tentacles than squid and squid! They share the same ancestor, the nautilus, known as the "three cephalopod brothers", so it is only natural that they look alike, what is the difference between them.

One, the number of tentacles, said earlier, cuttlefish and squid have ten tentacles, while the octopus has eight tentacles! The octopus can be quickly distinguished from the octopus by the number of tentacles first.

Second, bones, octopus body soft, squid is long cartilage, cuttlefish long hard bone.

Three, the appearance and shape, octopus balls believe that many people have eaten, octopus is really the most like the three pills, octopus is sac-like; squid body narrow, like "water pipe"; and cuttlefish flat and wide, such as the "flying carpet" in general.

Four, habits, octopus is a nocturnal animal, sensitive to light, like the dark environment, generally crawling on the seabed, slow, while the squid and cuttlefish are marching in the sea, rapid movements.

Fifth, the way to eat, cuttlefish can be raw food can be cooked, raw food taste better, while squid and cuttlefish due to the body contains peptide components, need to be cooked, uncooked may lead to gastrointestinal discomfort of diners.