le originate from the queen or from the workers. Worker policing is a phenomenon where female workers kill the male eggs of unmated female workers (Ratnieks. 1988; Ratnieks and Visscher. 1989; Ratnieks et al., 2006; Gadagkar. 2001; Wenseleers and Ratnieks, 20064. Worker policing is observed in many soc

the queen or from the workers. Worker policing is a phenomenon where female workers kill the male eggs of unmated female workers (Ratnieks. 1988; Ratnieks and Visscher. 1989; Ratnieks et al., 2006; Gadagkar. 2001; Wenseleers and Ratnieks, 20064. Worker policing is observed in many social insects, incl