A giraffe’s circulatory system faces a problem that defies easy solutions. With the brain sitting more than 2 meters above the heart in an adult, blood pressure at heart level must reach 200 to 250 ...
Every animal in the savannah knew her as Detective Saisha, the cleverest giraffe around. Her sharp eyes could spot things miles away, and her calm voice made everyone trust her. Lions, zebras, even ...
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