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Relationship between relative mating success (copulation rate per male/mean copulation rate) and nectar standing crop (µl per flower, log(e) transformed and standardized) for 12 territorial male purple-throated caribs. (β′ ± s.e. = 0.97 ± 0.41, F1,11 = 5.37, p = 0.043, r2 = 0.35). The regression remains significant excluding the outlier in the upper right (p = 0.026).
