Supplementary Table 1

Number of specimens, resting metabolic rate measured for extant species and osteohistological characters measured from all available femora in the sample.本数据集涵盖标本数量、现生物种静息代谢率（resting metabolic rate）的测量结果，以及从样本中所有可获取股骨测得的骨组织学特征数据。