étable (1) argent (1) spectacle (1) modèle (1) laboratoire (1) gène (1) champ (1) effet (1) taux (1) survie (1) Colonies (1) Causes (1) Control (1) Forms (1) Phenotype (1) Employees (1) Survival (1) Social structure (1) Silver (1) Queens (1) Population (1) Maintenance (1) Interpersonal relations (1) Genetic load (1) Fertility (1) Females (1) Experiments (1) Example (1) Colonies (1) Ants (1)