Giraffes Have Enormous Hearts to Pump Blood to Their Brains

A giraffe's heart can weigh over 25 pounds and is two feet long, generating blood pressure twice that of most mammals. This powerful organ is essential to overcome gravity and supply blood to its brain, located high above its body.

Source

https://en.wikipedia.org/wiki/Giraffe#Anatomy_and_physiology

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Published: March 29, 2026
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Giraffes Biology Animals Giraffe Heart Blood Pressure Anatomy Circulation Mammal

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