Painted Lady Invasion?
paulcher at concentric.net
Tue Nov 17 06:47:26 EST 1998
Stanley Selkow wrote:
> Allow me to pose as a mathematics guru:
> "All it takes is one or two aliens to establish a new
But Painted Ladies have been recorded in Barbados for years.
> "or alter a genetically similar but locally adapted existing population"
> "or introduce a new pest or parasite."
My question was not about genetics or pathology, but about the density
of Painted Ladies required per square mile before a casual or
experienced observer would have a realistic chance of noticing them on
any given day. If you can explain the dispersal math to us, we would be
Paul Cherubini, El Dorado, California
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