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The octopus has three hearts, one main two-chambered heart charged with sending oxygenated blood to the body and two smaller branchial hearts, one next to each set of gills. The circulatory circuit sends oxygenated blood from the gills to the atrium of the systemic heart, then to its ventricle which pumps this blood to the rest of the body.
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.
Recently, scientists have witnessed a species of octopus, the gloomy octopus (Octopus tetricus), engaging in even more extraordinary acts than previously.
The book has been admired by reviewers, who have found it delightfully written, [1] undogmatic but incisive in its analysis, [2] and its account of intelligence as a subjective embodied experience elegantly told. [3] His octopus subjects come across as "uncannily personable without being at all human." [4]
A best-selling novel about a woman's friendship with a giant Pacific octopus has been named the 2024 Read Together Palm Beach County book. The Literacy Coalition of Palm Beach County announced the ...
The octopus of course helps and finds the perfect place, complete with the best ocean views. Makes sure your sound is on so you can hear Jules' story! View the original article to see embedded media.
Coleoids have two gill hearts (also known as branchial hearts) that move blood through the capillaries of the gills. A single systemic heart then pumps the oxygenated blood through the rest of the body. [53] Like most molluscs, cephalopods use hemocyanin, a copper-containing protein, rather than hemoglobin, to transport oxygen.
Sunday's final World Cup match between Spain and the Netherlands got me thinking. Since the global tournament started last month, two things I've read about it have caught my attention: First, the ...