R code for analysis of all data associated with number of recruits to jackdaw playbacks

This file is the R code for all the analysis associated with the paper on number of individuals recruited to playbacks of one, three and five callers. It includes model checks, the IT approach to model selection (dredge), overdispersion checks and tests with the responsive scolding playbacks excluded. It also includes post hoc analysis on playbacks without repeat calls, tests between GS3 and GS5 and the MCMCglmm analysis for looking at influence of individual callers.