Octopuses Have Three Hearts! "Octopus Secrets: Three Hearts and Blue Blood Explained!" 

Did you know that octopuses have three hearts and blue blood? In this fascinating video, we dive deep into the incredible anatomy of octopuses. Learn how two of their hearts pump blood to their gills, while the third pumps it to the rest of their body. Discover why their blood is blue, thanks to the copper-based molecule hemocyanin, which efficiently carries oxygen in cold, low-oxygen environments. Join us as we explore these and other amazing facts about one of the ocean's most extraordinary creatures!
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