Question
Sat September 05, 2009 By: Mehak Saini

why does menstruation not ake place in cows?

Expert Reply
Wed September 09, 2009

This is because they show estrous cycle and not menstrual cycle. The estrous cycle comprises the recurring physiologic changes that are induced by reproductive hormones in most mammalian placental females. Cows are polyestrous and can go into heat several times a year.

 

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