The fertilizable life of ram spermatozoa in the female reproductive tract.
D000818:Animals; D004971:Estrus; D005260:Female; D005306:Fertilization; D008297:Male; D010063:Ovum; D011247:Pregnancy; D012756:Sheep / Q000502:physiology*; D013094:Spermatozoa; D013997:Time Factors; D014599:Uterus / Q000502:physiology*