Sex ratio (7) Animals (7) Sex ratio (7) lézard (6) adulte (6) Sex (6) Lizards (6) Lacerta vivipara (6) adulte (6) Population (5) Females (5) Population (5) espèce (4) Selection (4) Species (4) Sex customs (4) Size (4) Sexual behavior (4) dynamique de population (3) survie (3) Variation (3) Costs (3) Survival (3) Success (3) Prophecies (3) Males (3) corps (3) spectacle (2) investissement (2) exposition (2)