Fig. 5

Behavioral results. A Effects of group and sex on investment rates; B investment rate changes across stages for each group. Error bars represent standard errors. “” means p < 0.05, “” means p < 0.01.

Behavioral results. A Effects of group and sex on investment rates; B investment rate changes across stages for each group. Error bars represent standard errors. “” means p < 0.05, “” means p < 0.01.