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  • Art Gallery Submission - Blue

    oliullah313257

    New Member
    How many hearts does an octopus have? Octopus has three hearts and nine brains. Octopus has blue blood. This fact is stranger than fiction. The central brain of the octopus controls the nervous system. In each octopus’s arms, there is one brain. The brain is a cluster of nerve cells. In the three hearts of octopus, a systemic heart is responsible for the circulation of blood in the body. Octopus has two branchial hearts that helps the blood to pump through two gills. See more Click here

    How many hearts does an octopus have?