From: Why Octopuses Have Three Hearts: The Secret to Their Blue Blood and Amazing Life
applicationbehavioural

How might knowing about the octopus’s tiredness from swimming change how you think about animal movement?

Understanding the limits of how animals move can help us appreciate their behavior more. Octopuses crawl more because swimming is hard for them, not just because they want to.

Action

Next time you see an animal moving, notice how it moves and think about what might make that movement easier or harder.

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What else is in this exploration
3 evidence blocks3 perspectives3 visualizations13 media resources5 rabbit holes
evidence
Octopuses have three hearts: two pump blood to the gills and one pumps oxygenated blood to the re...
evidence
Octopus blood is blue because it uses hemocyanin, a copper-based protein, to carry oxygen.
evidence
The octopus's main systemic heart stops beating when it swims, making swimming exhausting for them.
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Why Octopuses Have Three Hearts: The Secret to Their Blue Blood and Amazing Life
Evidence, perspectives, rabbit holes, and more