Friends aren't food: pinyon jays show context-dependent quantity preference

This provides the reproducible research materials for our project that investigates how numerical difference and ratio influence numerical preferences for food and social partners in pinyon jays.

本数据集提供了针对我们项目的研究材料，该研究旨在探究数值差异与比率如何影响松鸦对食物和社交伙伴的数值偏好。