Page 207 - The Evolution Impasse 2
P. 207
Systematic 205
Darwin had pos tu lat ed. Lengthy Darwin's con cept of a strug gle for
stud ies on an i mal pop u la tions in the sur viv al. (See Altruism.)
1960s and '70s by the British zo ol o - Some re cent re search has re -
gist Wynne-Edwards showed that vealed that al tru is tic be hav ior can be
an i mal com mu ni ties bal anced their found even in bac te ria. These or gan -
pop u la tions in very in ter est ing isms have no brain or nerv ous sys -
ways, to pre vent com pe ti tion for tem, and thus lack any abil i ty to
food. think. Yet when in vad ed by vi rus es,
Animal com mu ni ties gen er al ly they com mit su i cide in or der to pro -
reg u late their pop u la tions in ac cord - tect oth er bac te ria. 236
ance with the avail a ble food sup - These ex am ples in val i date the
plies. Population is con trolled not by con cept of the strug gle for sur viv al,
such "elim i na tors of the un fit" as which is the fun da men tal hy poth e sis
star va tion and ep i dem ic dis eas es, of nat u ral se lec tion. (See Malthus,
but by con trol mech a nisms in stinc - Thomas and Social Darwinism.)
tive ly present in an i mals. In oth er
words, an i mals sta bi lized their pop -
u la tions not by the life-or-death SYNTHETIC EVOLUTION
com pe ti tion to the death pos tu lat ed THEORY, THE
by Darwin, but by re strict ing their —See Neo-Darwinism Comedy,
own re pro duc tion. 234 The.
Even plants ex hib it ed signs of
self-reg u la tion, rath er than com pe ti -
tion through nat u ral se lec tion as SYSTEMATIC
pro posed by Darwin. Observations
—See Taxonomy.
by the bot a nist A.D. Bradshaw
proved that as plants mul ti plied,
they be haved ac cord ing to their den -
si ty in the ar ea they grew in—and
that as plant num bers in creased, re -
pro duced de clined. 235
In ad di tion, the ex am ples of al -
tru ism en coun tered in such com mu -
ni ties as ants and bees rep re sent a
mod el that is the ex act op po site of
Harun Yahya - Adnan Oktar