Nature · 2
Which of an octopus's three hearts stops beating while it swims, explaining why it prefers crawling instead?
Answer
The heart that pumps blood to the rest of its body
During swimming, the systemic heart — the one responsible for pumping blood to the octopus's body — temporarily stops beating, making swimming exhausting and crawling the more efficient choice.
💡 Did you know?
Octopuses have three hearts: two pump blood to the gills, while the third stops beating when they swim, explaining why they prefer crawling.
Other options people guess
- The two hearts that pump blood to its gills
- All three hearts equally
- A heart located in its arms
Topics
- octopus
- anatomy
- marine-life
- circulatory-system
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