# Grandparental Childcare for Biological, Adopted, and Step-Offspring: Findings From Cross-National Surveys

> Research article (Evolutionary Psychology, 2020) · cited 10× · AI/ML

**Wikidata**: [openalex:W3011927160](https://www.wikidata.org/wiki/openalex:W3011927160)  
**Source**: https://4ort.xyz/entity/grandparental-childcare-for-biological-adopted-and-step-offspring-findings-from-cross-national-surveys