Assessing stress in animal populations: Do fecal and plasma glucocorticoids tell the same story?

Many studies have recently focused on stress as a marker of an animal’s well being. Since animals respond to a stressor by increasing their glucocorticoid (GC) levels there has been much interest in measuring these hormones. Fecal GC analyses have been used in a wide range of studies as they are an easily obtained, non-invasive […]