Korean Hot Pot Dinner live octopus boiling hotpot.

John Doe
John Doe
46.7 هزار بار بازدید - 11 سال پیش - South Korea Seoul. Dinner hot
South Korea Seoul. Dinner hot pot live octopus boiling fresh seafood.

Octopus
From Wikipedia, the free encyclopedia
This article is about the order of cephalopod. For other uses, see Octopus (disambiguation).
Octopus
Temporal range: 323.2–0 Ma
PreЄЄOSDCPTJKPgN
Late Carboniferous – Recent
Octopus2.jpg
The common octopus, Octopus vulgaris.
Scientific classification e
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Superorder: Octopodiformes
Order: Octopoda
Leach, 1818[1]
Suborders
Cirrina
Incirrina
Synonyms
Octopoida
Leach, 1817[2]
An octopus (/ˈɒktəpʊs/ or /ˈɒktəpəs/; plural: octopuses, octopi, or octopodes; see below) is a cephalopod mollusc of the order Octopoda. It has two eyes and four pairs of arms and, like other cephalopods, it is bilaterally symmetric. An octopus has a beak, with its mouth at the center point of the arms. An octopus has no internal or external skeleton (although some species have a vestigial remnant of a shell inside their mantles),[3] allowing it to squeeze through tight places.[4] Octopuses are among the most intelligent and behaviorally diverse of all invertebrates.

Octopuses inhabit diverse regions of the ocean, including coral reefs, pelagic waters, and the ocean floor. They have numerous strategies for defending themselves against predators, including the expulsion of ink, the use of camouflage and deimatic displays, their ability to jet quickly through the water, and their ability to hide. An octopus trails its eight arms behind it as it swims. All octopuses are venomous, but only one group, the blue-ringed octopus, is known to be deadly to humans.[5]

Around 300 species are recognized, which is over one-third of the total number of known cephalopod species. The term 'octopus' may also be used to refer specifically to the genus Octopus.
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