"Just as it is tempting to take natural selection to extremes, it is
tempting to look for the evolutionary advantage of any trait of an organism
— in other words, to see
adaptations<http://evolution.berkeley.edu/evolibrary/glossary/glossary_popup.php?word=adaptation>
everywhere.
Of course, the natural world is full of adaptations — but it is also full
of traits that are not adaptations, and recognizing this is important. "

taken from
defining adaptation:
http://evolution.berkeley.edu/evolibrary/article/misconcep_06

most probably apis mellifera had been challenged before with tracheal mite,
chalkbrood, and  AFB, therefore the code was there. It just have show up. I
do not think the same applies to varroa. We shall see if the base code is
able to cope, adapt or mutate.

             ***********************************************
The BEE-L mailing list is powered by L-Soft's renowned
LISTSERV(R) list management software.  For more information, go to:
http://www.lsoft.com/LISTSERV-powered.html