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Friday, July 30, 2021

Karri Levens

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@weird_sci: Crocodiles have the most sophisticated hearts in the animal kingdom. They can change the direction of their blood flow by closing their cog-teeth style valves and push blood away from their lungs, recirculating the carbon dioxide saturated blood back around their bodies.

July 12, 20211 min read

Crocodiles have the most sophisticated hearts in the animal kingdom. They can change the direction of their blood flow by closing their cog-teeth style valves