Question re:Evolution and Menstruation

Georg Wiegand gw at sabine.ruhr.de
Thu Jan 2 20:32:18 EST 1997

In article <5acclh$eir at ccshst05.cs.uoguelph.ca>
«bmoosang at uoguelph.ca (B. Moosang)» wrote:

>OK, just trying to settle an argument between two non-science people - 
>how long would something like menstruation take to evolve?  The argument 
>that I have been presented with is that woman began menstruating (rather 
>then doing what other critters do (which I can't remember the scientific 
>term for but is basically go into heat)) after people began living in 
>more fixed shelters  [ ... ]

Interesting ! Where did you get this information from ? What
 could  be   the advantage  of   menstruating  compared   to
 "heating" ?

>		     between - let's say for arguement sake between 
>5000-15000 years ago.  Would this be enough time for this to evolve?

Sorry - no clue.

Madam, there's no such thing as a tough child -- if you parboil them
first for seven hours, they always come out tender.
		-- W. C. Fields

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