Fig. 1From: Repeatability of endocrine traits and dominance rank in female guinea pigsIndividual values and box plots of baseline cortisol, cortisol responsiveness after 1Â h (R1), and cortisol responsiveness after 2Â h (R2) values at the first (left) and second (right) measurements. The values for each individual are plotted by dots connected by lines. For ease of visualization, individual is designated by color; position along the gradient is based on R2 value at first measurementBack to article page