Question

colour of blood of octopus

Answer 1

Hey mate here is your answer》》

colour of blood of octopus is blue.

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Answer 2

blue
The same pigment that gives the octopus blood its blue color, hemocyanin, is responsible for keeping the species alive at extreme temperatures. Hemocyanin is a blood-borne protein containing copper atoms that bind to an equal number of oxygen atoms. It's part of the blood plasma in invertebrates..