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Figure 3


Fig. 3. Plot of principal component 1 (x-axis) versus principal component 2 (y-axis) showing the size and shape differences between the most commonly consumed fish and frog prey of banded watersnakes (Nerodia fasciata). Overall, the frogs (green circles) consumed by these snakes are significantly more massive and wider than most fish (blue circles; see Results). See Table 2 for variable loadings.





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