such a conclusion, even if well founded, would be

unsatisfactory until it could be shown how the innumerable
species inhabiting the world have been modified, so as to
acquire that perfection of structure and coadaptation which
justly excites our admiration
such a conclusion, even if well founded, would be
unsatisfactory until it could be shown how the innumerable
species inhabiting the world have been modified, so as to
acquire that perfection of structure and coadaptation which
justly excites our admiration.