This video explains the process of gamete formation in males, from a stem cell to a mature sperm in great detail. It covers all the stages in between such as spermatogonia, spermatocytes, spermatids, spermatozoa. 0:00 Video Introduction 1:02 Primordial Germ Cells 1:57 Developing Gonads 2:46 Gonadal Differentiation 3:30 Testicular Development 5:47 Prepubertal Testes 7:43 Process of Spermatogenesis 11:09 Testes During Puberty 13:43 Spermatogenesis As It Occurs In Testes 16:00 Spermiogenesis 19:31 Conclusion