Question

octopus have three hearts? is it true!!​

Answer 1

Answer:

yes ; It is true octopus have three hearts.

Explanation:

Octopus have three hearts two of them are called bronchial heart and another is called sytemic heart.

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Answer 2

Answer:

octopus belongs to phylum mollusca

according to evolutionary history of heart phylum annelida have pulses of heart then octopus have three chamber of heart two artia and one ventricle .fish have two chamber of heart

insect have three chamber of heart but only crocodiles have four chamber of heart finally human have four chamber of heart..