[Taxacom] Dispersal example

[Fred Schueler]

On 4/14/2014 1:17 PM, John Grehan wrote:

> I think it is less a case of considering long-distance dispersal as
> unlikely and ask why it did not occur twice, but rather why did it occur
> just once, time and time again for group after group...

* as the old Irish bards used to say: "Not difficult." Once the group is 
established, a second colonization is made unlikely by the presence of 
the established populations of the taxon.

fred.
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          Frederick W. Schueler & Aleta Karstad
Mudpuppy Night in Oxford Mills - http://pinicola.ca/mudpup1.htm
Daily Paintings - http://karstaddailypaintings.blogspot.com/
          RR#2 Bishops Mills, Ontario, Canada K0G 1T0
   on the Smiths Falls Limestone Plain 44* 52'N 75* 42'W
    (613)258-3107 <bckcdb at istar.ca> http://pinicola.ca/
The 2014 Bishops Mills Calendar Festival:
Fred: 
http://karstaddailypaintings.blogspot.ca/2013/12/the-fred-calendar-for-2014.html 
- data input
Aleta: http://www.lulu.com/content/14204755 - paintings
Jennifer: 
http://www.zazzle.com/free_range_wall_calendar-158319768903951661  - 
free ranging livestock
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