#834 - Lyman Stone - Why Is Everyone Having Fewer Children?
Modern Wisdom
Unity in Variation Enhances Survival
Humans exhibit remarkable genetic harmony, particularly in reproductive systems, allowing populations that have been separated for millennia to still produce fertile offspring when reunited. In contrast, many other species show significant reproductive isolation after prolonged separation, resulting in infertility between groups. This low variation in human genetics, particularly regarding reproduction and body size, contributes to a greater capacity for survival against environmental changes and challenges compared to species with wide genetic diversity.
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