Juvenile Sex Ratios
Associated Documents (1)
| Main Author | Published Year | Title | Document Type | ||
|---|---|---|---|---|---|
| Hewlett, Barry S. | Demography and childcare in preindustrial societies | Article | |||
Associated Hypotheses (1)
| Main Author | Published Year | Hypothesis | |
|---|---|---|---|
| Hewlett, Barry S. | 1991 | Male biased sex ratios will exist in societies where males contribute more calories to the diet than females (23). |