Frequent-Seaweed4

Frequent-Seaweed4 t1_ivbpsmt wrote

Part of the problem. A big brain can take up a lot of space for a live birthing organism. Imagine the head of a baby at 3 months being pushed through the coochie

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Frequent-Seaweed4 t1_ivbpm2i wrote

We suspect babies started being born earlier because while some women can accomodate a child with chimp-birth requirement, many can't, and this is a population genetics question, not a mendelian genetics question.

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Frequent-Seaweed4 t1_ivb15th wrote

Humans are special in reproduction amoungst primates because of our upright gait. Human babies are born much earlier in development than most mammals, which is why they're comparatively helpless for the first few years.

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