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Predicted mean daily feeder visitation rates per individual as a function of average daily temperature (°C) based on the GAMM models. Three of four species visited feeders more often on colder days. Model results for (a) black-capped chickadee, (b) tufted titmouse, (c) white-breasted nuthatch and (d) house finch. The shaded regions represent 95% CIs.
