Neanderthal Genetic Bottleneck 110,000 Years Ago May Explain Their Decline

A study suggests that Neanderthals experienced a population bottleneck 110,000 years ago, drastically reducing their genetic diversity. CT scans of their inner ear bones revealed a sharp decline in variation, indicating a drop in population size. This event may have made Neanderthals more vulnerable to environmental and competitive pressures, contributing to their eve…

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