Page 216 - The Evolution Impasse 2
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214 Transition From Jungle to Open Savanna Myth, The
liv ing in the African sa van na grew
more up right in or der to be able to
see over the sur round ing grass es. 249
However, it did not take long to re al -
ize that this Lamarckist the o ry was
com plete ly wrong.
Modern-day ev o lu tion ists have
on ly a sin gle the sis with which they
It is im pos si ble for birds to have seek to ac count for the or i gin of bi -
evolved from ther o pod di no saurs, and
ped a lism. According to the the o ry of
there is no mech a nism to sup port such
tran si tion from jun gle to open spa -
an il lu so ry claim.
ces,, the an ces tors of hu mans and
apes once lived to geth er in the jun -
birds. Yet as can be seen from their
gle. Due to jun gle shrink ing or for
de scrip tion, the hip bone struc ture in
some oth er rea son, some of them
these di no saurs bears ab so lute ly no
moved over to open plains, and bi -
re sem blance to that in birds. 248
ped a lism was born as a re sult of ad -
In short, it is im pos si ble for birds
ap ta tion. Both the apes in the trees
to have evolved from ther o pod di no -
and the bi ped al hu man be ings be gan
saurs, be cause no mech a nism ex ists
evolv ing in their own sep a rate di rec -
that could pos si bly over come the
tions.
enor mous dif fer en ces be tween the
When ex am ined, how e ver, this
two class es.
the sis, dreamed up un der the log ic
of "mak ing the best of a bad job," is
TRANSITION FROM JUNGLE seen to be just like its pred e ces sors,
TO OPEN SAVANNA MYTH, very far from be ing able to ac count
THE for bi ped a lism. It is im pos si ble at the
mo lec u lar lev el for there to be such
Since the sci ence of ge net ics and
an ad ap ta tion. Even if such a thing is
the laws of he red i ty were not ful ly
as sumed to have tak en place, there is
known in the 19th cen tu ry, Darwin
no ev i dence of it in the fos sil record.
and the ear ly ev o lu tion ists who fol -
Moreover, ac cord ing to this the o ry,
lowed him re gard ed bi ped a lism as
the East African jun gles must have
some thing easy to ac count for. The
be gun shrink ing 10 to 15 mil lion
most pop u lar the o ry was that apes
years ago. Yet re search car ried out
The Evolution Impasse II