Data and R code for study "Corticosterone unlikely indicates departure readiness in migratory European robins"

File CORT_departure_cues_ER.r is an R script for the analysis of the effects of the following factors: 1) bird body mass, 2) time within the migration season, 3) time within the day, and 4) wind conditions on corticosterone levels in European robins during spring and autumn migrations.File Erit_rube.txt is a data sheet containing data on corticosterone levels in European robins captured on the Courish Spit that is used in the R script (detailed description is provided in the R script).

文件CORT_departure_cues_ER.r为一段R脚本，用于分析以下四类因素对欧亚鸲（European robins）春季与秋季迁徙期间皮质酮（corticosterone）水平的影响：1）鸟类体重；2）迁徙季内的时间；3）一日内的时段；4）风况。文件Erit_rube.txt为数据表，包含在库尔什沙嘴（Courish Spit）捕获的欧亚鸲的皮质酮水平数据，该数据将用于上述R脚本，详细说明已在该R脚本中给出。