The oestrous cycle of the mare.
D000818:Animals; D002582:Cervix Mucus / Q000378:metabolism; D003338:Corpus Luteum / Q000033:anatomy & histology; D004971:Estrus; D005260:Female; D006736:Horses / Q000502:physiology*; D010060:Ovulation; D010173:Palpation; D011247:Pregnancy; D012621:Seasons; D012726:Sexual Behavior, Animal; D013997:Time Factors; D014621:Vagina / Q000378:metabolism