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Related articles:
Ovulation
Endometrium
Corpus luteum
Neutering
Pig
Estrogen
Fertility
Pregnancy
Melatonin
Lactation
Goat
Key terms: cycle days estrus phase cat heat species animals female active hormone ovulation horse weeks starts estrous cycle cow typically winter occur rats induced gadfly seasonal estrogen describe releases breeders ciclo reproduction oestrus fertile pregnancy humans follicle lining mating copulation uterus develop progesterone melatonin receptive corpus luteum endometrium stimulation variability some animals some species spontaneously Search external links cited by footnotes on Wikipedia page Estrous cycle: |
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