Nocturnal ovulation in the equine animal.
D000818:Animals; D002940:Circadian Rhythm; D004971:Estrus; D005260:Female; D006736:Horses / Q000502:physiology*; D010535:Laparoscopy; D008297:Male; D008722:Methods; D010053:Ovary / Q000502:physiology; D010060:Ovulation; D011247:Pregnancy; D012726:Sexual Behavior, Animal; D013997:Time Factors