Neurons And Intelligence: A Birdbrained Perspective | Slate Star Codex
Elephants have bigger brains than humans, so why aren’t they smarter than we are? The classic answer has been to play down absolute brain size in favor of brain size relative to body. Sometim…
Elephants have bigger brains than humans, so why aren’t they smarter than we are? The classic answer has been to play down absolute brain size in favor of brain size relative to body. Sometimes people justify this as “it takes a big brain to control a body that size”. But it really doesn’t. Elephants have the same number of limbs as mice, operating on about the same mechanical principles. Also, dinosaurs had brains the size of walnuts and did fine. Also, the animal with the highest brain-relative-to-body size is a shrew. The classic answer to that has been to look at a statistic called…
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