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No, not all female animals have menstrual cycles.

Only primates such as human beings have menstrual cycles.

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Q: Does all female animals have menstrual cycles?
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Related questions

Do dogs really have menstrual cycles?

No, dogs do not have a menstrual cycle like female humans do.Dogs will bleed when they're in heat, but that's not the same thing at all.

Do all female animals have their period?

No, the menstrual cycle is most common in primates.

Does a female dog go through menopause?

No, menopause is a primate-only event in which menstrual cycles become erratic and then cease. As dogs do not have menstrual cycles, they do not go through menopause. Dogs have estrus cycles, and under certain conditions can go through a period of anestrus when they stop having estrus cycles. Late in life, a female dog may permanently go into anestrus, but this is not all that common.

Do all female mammals have a menstrual cycle?


About what age does your menstrual cycle stop?

Menopause starts somewhere between 45-55 years old in most people, this is the start of the winding down of the reproductive cycle so menstrual cycles become irregular. When menstrual cycles stop all together can vary greatly from person to person after menopause.

Do all female mammals have menstrual periods?

Yes, if they are of a breeding age.

What do the life cycles of all animals have in common?

they all start out with being born

Why did you and your best friend's menstrual cycle sync?

Your menstrual cycles synced because of coincidence - the idea that womens cycles sync up due to some mystic feature of womens bodies is nonsense. It's inevitable that at some points two women's cycles are going to overlap at some points, it's basic mathematics that's all.

Are all animals either male or female?

The short answer is no, not all animals are either male or female. There is a long list of asexual animals and also hermaphroditic animals.

Why do your periods start earlier every month?

Your periods aren't determined by the dates on the calendar, they are determined by your menstrual cycles and your cycles will never perfectly sync up with the calendar months. The average menstrual cycle is 28 days which is shorter than a month, cycles can change, and months aren't all the same lengths - there's no reason at all to think your period would always occur on the same day every month.

What does average menstrual cycle length mean?

Average menstrual cycle can mean one of two things:The typical menstrual cycle across all female humans: 28 days.The individuals average menstrual cycle, unique to them.

Does vitamin b12 injections affect menstrual cycle?

B12 vitamins don't really have any effect on the menstrual cycle - although all round good nutrition does help regulate hormones, so in turn helps regulate menstrual cycles. B12 in particular can help ease menstrual cramps.