Wusstest du, dass Oktopusse drei Herzen & blaues Blut haben

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Shared April 28, 2026

Did you know that octopuses have three hearts—and blue blood? 🐙 Octopuses are among the most fascinating creatures on our planet! 💡 Incredible Octopus Facts: ✅ Three hearts—two for the gills, one for the body ✅ Blue blood due to copper instead of iron (hemocyanin) ✅ The heart stops when swimming! ✅ That's why octopuses prefer to crawl ⚠️ Swimming literally exhausts them! 🌊 Nature is truly incredible! 🔔 Subscribe to "Things You Should Know" for daily facts! 👉 Share this video with someone who loves octopuses! ━━━━━━━━━━━━━━━━━━━━━━━━━ 📌 More fascinating facts: ▶️ Yawning is contagious 😮 ▶️ Your brain cleanses itself at night 🧠 ▶️ Trees talk to each other 🌳 ━━━━━━━━━━━━━━━━━━━━━━━━ #InterestingFacts #Octopus #AnimalFacts #Facts #Shorts #BlueBlood #Ocean #SeaAnimals #Science #Biology #Amazing #EverydayFacts #DidYouKnow #Nature #Squid Find fascinating facts about everyday life, science, history, and space – explained clearly and presented in an entertaining way. 🌙 New: Our Sleepy Science series – fascinating knowledge in a calming atmosphere to help you relax and fall asleep. If you like the video: 👍 Like the video 💬 Leave your opinion in the comments 🔔 Subscribe to Wissenswertes for more exciting facts #Wissenswertes #Facts #Science #Education