title: The fertile life of spermatozoa.
mesh_terms: D000818:Animals; D002417:Cattle; D004822:Epididymis / Q000502:physiology; D005260:Female; D005298:Fertility; D006801:Humans; D007315:Insemination, Artificial; D008297:Male; D011247:Pregnancy; D011309:Preservation, Biological; D013081:Sperm Motility; D013084:Sperm-Ovum Interactions; D013091:Spermatogenesis; D013094:Spermatozoa / Q000378:metabolism / Q000502:physiology*