Fig. 4
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Dietary niche width based on animal prey in the diet of pumpkinseed Lepomis gibbosus and the cichlid Australoheros facetus in allopatric (Degebe and Vascão) and sympatric (Ardila) sites in the Lower Guadiana Basin (Portugal) during the early (a) and late (b) dry-season. Error bars are the bootstrapped 95% confidence intervals.
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