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. 2015 Sep 8;5:13723. doi: 10.1038/srep13723

Figure 1. Relationships between feather CORT (CORTf) and FID of urban (grey dots) and rural (white dots) adult burrowing owls.

Figure 1

In the external margins of the plot, we included the boxplots for FID and CORTf of rural (n = 49) and urban (n = 72) birds.