Octopus - Wikipedia
An octopus (pl.: octopuses or octopodes [a]) is a soft-bodied, eight-limbed mollusc of the order Octopoda (/ ɒ k ˈ t ɒ p ə d ə /, ok-TOP-ə-də [3]).The order consists of some 300 species and is grouped within the class Cephalopoda with squids, cuttlefish, and nautiloids.Like other cephalopods, an octopus is bilaterally symmetric with two eyes and a …
Octopuses, facts and information - National Geographic
What are octopuses? Octopuses (or octopi, if you prefer) are cephalopods, invertebrates that also include squid and cuttlefish. They have bulbous heads, large eyes, and eight very useful arms.
Description, Behavior, Species, Photos, & Facts - Britannica
2024年11月27日 · The best-known octopus is the common octopus, O. vulgaris, a medium-sized animal that is widely distributed in tropical and temperate seas throughout the world. It lives in holes or crevices along the rocky bottom and is secretive and retiring by nature. It feeds mainly on crabs and other crustaceans.This species is thought to be …
Octopuses 101 | Nat Geo Wild - YouTube
How many hearts does an octopus have? How do species like the mimic octopus camouflage themselves? Find out about these and other octopus facts. Subscribe: ...
Common octopus - Wikipedia
The common octopus (Octopus vulgaris) is a mollusk belonging to the class Cephalopoda. Octopus vulgaris is one of the most studied of all octopus species, and also one of the most intelligent. It ranges from the eastern Atlantic, extends from the Mediterranean Sea and the southern coast of England, to the southern coast of South Africa.It also occurs off the Azores, Canary Islands, and Cape ...
Octopus (genus) - Wikipedia
Octopus is the largest genus of octopuses, comprising about 100 species.These species are widespread throughout the world's oceans. Many species formerly placed in the genus Octopus are now assigned to other genera within the family. The octopus has 8 arms, averaging 20 cm (8 in) long for an adult.
Ten Wild Facts About Octopuses: They Have Three Hearts, Big …
2024年3月13日 · 7. Octopuses have blue blood. To survive in the deep ocean, octopuses’ blood is powered by a copper-containing protein called hemocyanin, instead of the more common, iron-based hemoglobin in ...
Common Octopus - National Geographic
The common octopus would be unique for its appearance alone, with its massive bulbous head, large eyes, and eight distinctive arms. But by far the most striking characteristic of the octopus is ...
Octopus - National Geographic Kids
Octopuses are sea animals famous for their rounded bodies, bulging eyes, and eight long arms. They live in all the world’s oceans but are especially abundant in warm, tropical waters. Octopuses, like their cousin, the squid, are often considered “monsters of the deep,” though some species, or types, occupy relatively shallow waters. Most octopuses stay …
Octopus - Simple English Wikipedia, the free encyclopedia
Octopus in camouflage Moving Octopus vulgaris. Octopus [1] is a genus of cephalopod mollusc in the order Octopoda.The genus is quite typical of most octopods. They have two, large eyes and eight limbs with suckers. They have a hard beak, with the mouth at the center point of the arms.