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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 .
Octopuses can maintain a constant oxygen uptake even when oxygen concentrations in the water decrease to around 3.5 kPa (0.51 psi) [22] or 31.6% saturation (standard deviation 8.3%). [17] If oxygen saturation in sea water drops to about 1–10% it can be fatal for Octopus vulgaris depending on the weight of the animal and the water temperature ...
Octopuses are incredibly intelligent, displaying all kinds of amazing behavior like completing puzzles, opening jars, and escaping from aquariums. Recently, scientists have witnessed a species of ...
Octopuses are ranked as the most intelligent invertebrates. [44] Giant Pacific octopuses are commonly kept on display at aquariums due to their size and interesting physiology, and have demonstrated the ability to recognize humans with whom they frequently come in contact.
As the second season of “Jessica Jones” approaches its midpoint, Jessica finds a man who gives her some key information about the shadowy organization that experimented on her, IGH. In Episode ...
Cool Facts About Octopuses (Yes, That Plural Form is Correct) Since I started writing about animals, I've learned so many random facts about them. One of my favorite animals is the octopus because ...
It has the common name algae octopus due to its typical resting camouflage, which resembles a gastropod shell overgrown with algae. It is small in size with a mantle around the size of a small orange ( c. 7 cm or 3 inches) and arms 25 cm (10 inches) in length, and is adept at mimicking its surroundings.
A study of octopus DNA may have solved an enduring mystery about when the rapidly melting West Antarctic ice sheet last collapsed, unlocking valuable information about how much future sea levels ...