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Estimated average growth rates (with 95% CI) for mass, and length of bill, flipper and tibiotarsus for male and female Adélie Penguin chicks during 2012–13 (2012) and 2013–14 (2013) on Ross Island, Antarctica. Estimates calculated for mean values for other important variables in best model for each measurement (see text for details). Note different units and scales for y axes. Foot growth is not shown due to lack of support for an effect of sex.
