Are More Girls Born When the World Is Under Stress?
Peyton Cleaver and Dr. Amy Non found that the share of boys born in the United States did not fall in the early pandemic months, though it differed by mothers' backgrounds.
Features based on peer-reviewed papers published in Evolutionary Anthropology.
Peyton Cleaver and Dr. Amy Non found that the share of boys born in the United States did not fall in the early pandemic months, though it differed by mothers' backgrounds.