Problems with using comparative analyses of avian brain size to test hypotheses of cognitive evolution: supplementary information

Datasets and R script associated with the publication "<strong>Problems with using comparative analyses of avian brain size to test hypotheses of cognitive evolution</strong>". All datasets are collated from other sources, referenced in the manuscript and in the datasets. <br> R_script.rmd is an R markdown file for all analyses and figures presented in the manuscript. The input files for this script are: <br> for (1) visualising and quantifying variation in brain and body size between datasets: brain_size.csv body_size.csv <br> for (2) the Corvides analysis: corvides.csv corvides.nex <br> The corvides_references.xlsx file includes all sources for extracted variables.