On Sun, 08 Oct 2006 16:23:22 +0100, Bob Harrison  
<[log in to unmask]> wrote:

> queens (in the U.S.)are
> getting superceded after weeks and hardly last a couple seasons.
>
There are plenty of theories as to the causes of this, but is any research  
going on to confirm what is happening?

John Burgess (UK)

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