Question

why do octopus have blue blood​

Answer 1

Answer:

hey mate ✌✌.

here is your answer. .

Several species of octopus have blue, rather than red, fluid running through their veins. The blue comes from a copper-rich protein called hemocyanin, which carries oxygen from the lungs to the bloodstream and then to the cells of the octopus's body.

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Answer 2

Answer:

several species of Octopus have the blue blood .this is so because the fluid comes through the veins. The blue comes from a copper-rich protein called hemocyanin, which carries oxygen from the lungs to the bloodstream and then to the cells of the octopus's body.

I hope it will help you ........