Hi, Myra,
Would that be due to the better development of lung surfactant in
premie girls? I wonder if it is the same in canines.........?
Suze
Myra Savant wrote:
>
> I don't know about puppies, but I know that years ago when I worked Labor
> Delivery, we were always very relieved if our premies were little girls
> because they consistently did so much better than our little premie boys.
> This was very well documented at the time and accepted throughout the
> industry as being standard. The girls were healthier and more likely to
> pull through. Myra Savant
>
> >From: Sheena Stevens <[EMAIL PROTECTED]>
> >Reply-To: The Cavalier King Charles Spaniel List
> ><[EMAIL PROTECTED]>
> >To: [EMAIL PROTECTED]
> >Subject: Re: [CKCS-L] Female puppies
> >Date: Sun, 23 Dec 2001 11:21:24 +0000
> >
> >Don't laugh, I did a paper on this when I was at LSE (although for humans).
> >The double X chromosome makes the female more stable, and female neonates
> >are better advanced physically at time of birth, therefore more likely to
> >survive. The uterus has a predisposition to form a female foetus and if
> >the
> >signal isn't received by a certain week (sorry, can't remember it all) will
> >form a female. More males are conceived overall, but more lost due to
> >spontaneous abortion, etc. There are always more males born, more males
> >lost during first few weeks of infancy, and the m/f ratio rises during
> >times
> >of trouble with more males being born (seriously)after/during wars, etc.
> >
> >There are various theories about acid/alkaline mediums in the uterus to aid
> >gender selection, and various foods ...
> >
> >I myself am the result of an extremely cold winter ...
> >
> >Best
> >
> >Sheena
> >
> >
> >Sheena Stevens
> >Kilnshena Kavaliers
> >Devon, UK
> >[EMAIL PROTECTED]
> >
> >
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--
Suze at Llawen Cavaliers
"...I have seen that in any great undertaking it is not enough for a man
to depend simply upon himself." -Isna Ia-wica
"Thought comes before speech" Luther Standing Bear
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