[Heterosexual cattle twins].
D000818:Animals; D001699:Biometry; D001789:Blood Group Antigens; D002417:Cattle; D002418:Cattle Diseases / Q000175:diagnosis; D005260:Female; D005611:Freemartinism / Q000175:diagnosis*; D007247:Infertility, Female / Q000175:diagnosis / Q000662:veterinary; D012698:Serologic Tests / Q000662:veterinary; D014621:Vagina / Q000473:pathology
D001789:Blood Group Antigens
Uber ungleichgeschlechtige Rinderzwillinge