Common Waxbill BMR and feather metrics

BMR (ml/min, VO2_5), body mass, tail, wing and tarsus lengths, and feather characteristics (mean feather mass, length, density, growth bar widths and feather fault bars) of common waxbills in Portugal (northern and southern Portugal) and South Africa

本数据集收录了采自葡萄牙（北部及南部区域）与南非的普通梅花雀（common waxbill）的如下测量指标：基础代谢率（Basal Metabolic Rate, BMR，单位为ml/min，对应VO₂₅）、体质量、尾长、翼长、跗跖长，以及羽毛特征参数，具体包含平均羽毛重量、羽毛长度、羽毛密度、生长纹宽度与羽毛缺陷纹（feather fault bars）。