Esau CG, Ottu IFA. Portraits of Evolutionary Fitness, Status Dominance and Moderating Role of Altruism in Sociosexual Orientation of Heterosexual Couples in Uyo. IJSS. 2025;16(1):65-77. Accessed May 5, 2026. https://www.ijss.com.ng/index.php/home/article/view/245