Code for analysis in: Climate and ecology predict latitudinal trends in sexual selection inferred from avian mating systems. PLoS Biology. 2024. https://doi.org/10.1371/journal.pbio.3002856
All the data to repeat the analyses are available on figshare: https://doi.org/10.6084/m9.figshare.27255609
Please contact Robert Barber at r.barber@kew.org with any questions or difficulties running the code.