目的 探讨食蟹猴早孕期出血症状与流产的关联性。方法 观察雌性食蟹猴每月的月经及怀孕后的出血状况，统计早孕期出血的发生率及引起的流产率，分析阴道出血与流产之间的关联性。结果 雌性食蟹猴怀孕后的第一个月经周期出血的比例达到了总怀孕量的80%，但其中的流产率却为0%。结论 早孕期出血是食蟹猴的一项基本生理现象，对怀孕安全性没有影响或影响很小，药物保胎是非必要的。
Objective To explore the correlation between vaginal bleeding during early pregnancy and abortion of Macaca fascicularis. Method The Statistic results of the incidence of early pregnancy bleeding and abortion rate were worked out by observing the normal menstrual and the vaginal bleeding during early pregnancy. Then the correlation between vaginal bleeding during early pregnancy and abortion of was investigated based on the results. Results The ratio of Macaca fascicularis bleeding in the first menstrual cycle was reached 80% of the total amount of pregnancy, while the abortion rate was 0%. Conclusion Since the vaginal bleeding in early pregnancy was one basic phenomenon of Macaca fascicularis, it was have no effect or little impact on pregnancy security.