Talk:menstruation
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menstruation is not limited to primates; it is a process that happens in mammals when there has been no fertilisation of the ovum. GerardM 10:48, 8 October 2006 (UTC)
menstruation is not limited to primates; it is a process that happens in mammals when there has been no fertilisation of the ovum. GerardM 10:48, 8 October 2006 (UTC)[reply]