Testicular Histomorphometry of the Helmeted Guinea Fowl (Numida Meleagris) Exposed to Light-Dark Cycle and Melatonin. African Journal of Veterinary Sciences, [S. l.], v. 1, n. 1, p. 17–23, 2026. DOI: 10.67994/k81yfe85. Disponível em: https://journal.africanjournalvetsci.org/index.php/ajvs/article/view/15. Acesso em: 20 oct. 2026.