espèce (1) besoin (1) travail (1) gène (1) évolution (1) enzyme (1) défense (1) Reproduction (1) Employees (1) Work (1) Will (1) Taxation (1) Tariff (1) Species (1) Reproduction (1) Queens (1) Protein kinases (1) Octroi (1) Males (1) Maintenance (1) Life (1) Insect societies (1) Evolution (1) Division (1) Discrete groups (1) Caste (1) Ants (1) Will (1) Evolution (1) Queens (1)