Spermatozoa in the female genital tract.
D000818:Animals; D005260:Female; D005835:Genitalia; D005836:Genitalia, Female / Q000502:physiology*; D006801:Humans; D008297:Male; D012098:Reproduction / Q000502:physiology*; D012756:Sheep / Q000502:physiology; D034561:Sheep, Domestic; D013094:Spermatozoa
GENITALIA, FEMALE/physiology; REPRODUCTION/physiology; SHEEP/physiology; SPERMATOZOA