TIL that due to a genetic bottle neck, 10% of the population of the pacific atoll of Pingelap has achromatopsia, i.e. only sees in black&white
redbrick @ redbrick @lemmy.world 帖子 0评论 2加入于 6 mo. ago
redbrick @ redbrick @lemmy.world
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genetic bottleneck ...as in inbreeding?