Bird feeding preference DATA

Data and Metadata of bird feeding preferences tested at York University in Toronto ON. Feeding preferences observed through the use of red,yellow,and green colored bird seed and five distances from bird occupied trees from 1, 5, 10, 15 and 20m away. Weight of seed is measured after 2 hours of observation and recorded from a 30g reference. Distance is held constant at 1, 5, 10, 15 and 20m of a bird occupied tree.

本数据集为加拿大安大略省多伦多市约克大学测试的鸟类取食偏好数据及元数据（Metadata）。实验采用红、黄、绿三色鸟食，设置距鸟类栖息树木1、5、10、15、20米共五个固定距离梯度。观测时长为2小时，观测结束后称量剩余鸟食重量，并以30克为参照标准进行记录，所有测试的距离均固定为距该鸟类栖息树木1、5、10、15或20米。