captive American kestrels (Falco sparverius) by measurements of baseline and stress-
induced levels of corticosterone at ages 10, 16, 22, and 28 days post-hatching. Baseline
levels of corticosterone increased significantly during post-natal development and although
chicks aged 10-and 16-days old exhibited comparable baseline corticosterone levels, those
of 22-day-old chicks were significantly higher and those of 28-day-old chicks close to …