[MD] Science and the MOQ
pholden at davtv.com
pholden at davtv.com
Mon Apr 21 13:01:58 PDT 2008
Quoting Krimel <Krimel at Krimel.com>:
> [Krimel]
> Usually in evolution nothing 'new' is created. What typically happens is a
> rearrangement of what already exists. One could argue that something new is
> created through mutation but this is not how evolution usually works and
> even then it is just a radical rearrangement of what already exists.
>
> But chance is the deciding factor. When things change new contingencies
> arise and the distribution of traits in populations change as a result. Beak
> shape and size are the classical examples from Darwin. All the finches came
> from the same stock but variation resulted from different environmental
> demands as the populations spread out among the islands.
Finches beaks may change, but how do you explain the creation of a new species?
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