The best fitting general linear models of the factors associated with adult male versatility: lm(versatility ~ age + body condition + brood size + breeding stage + provisioning rate + body condition: Brood size + body condition: Provisioning rate + brood size: Provisioning rate) Only those models with an AICc value within 2 of that of the best fitting model are shown, apart from the null model which is included by way of comparison.

For the full list of models see S2 Table.