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Fig. 4 | Reproductive Biology and Endocrinology

Fig. 4

From: Biological sex identification in the endangered dusky gopher frog (Lithobates sevosa): a comparison of body size measurements, secondary sex characteristics, ultrasound imaging, and urinary hormone analysis methods

Fig. 4

Comparison of mean testosterone (panel a) and mean estrone (panel c) concentrations for male and female DGFs. There was a significant difference in the mean concentration of testosterone (*, p < 0.05) and estrone (*, p < 0.05) between the sexes. Boxplots for each hormone are in panels b (testosterone) and d (estrone), with shaded regions depicting the quartile 1 to quartile 3 ranges, while whiskers indicate the 90th and 10th percentile. Dark circles indicate outliers beyond this range. The horizontal line within the box represents the median

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