Page 114 - The Evolution Impasse 2

112 Origin of Instinct

3. The in va lid i ty of the claim and nest-build ing. These char ac ter is -
that in stincts evolve to geth er with tics have been per fect ly reg u lat ed ac -
liv ing things cord ing to un der wa ter con di tions. In
Darwin was aware of the in con - their mat ing sea son, some fish ad -
sist en cies and im pos si bil i ties re gard - here their eggs to an un der sea rock
ing ev o lu tion a ry ex pla na tions for in - and pro vide them with ox y gen by
stincts and ques tioned the claim that fan ning their fins.
in stincts, fol low ing their ac qui si tion, In that case, ac cord ing to ev o lu -
changed through nat u ral se lec tion: tion the o ry, as these fish evolved
[C]an in stincts be ac quired and mod i - their in stincts must al so have un der -
fied through nat u ral se lec tion? What gone great chan ges. Indeed, their in -
shall we say to the in stinct which leads stincts would have to change al most
the bee to make cells, and which has en tire ly for these fish to start clear -
prac ti cal ly an tic i pat ed the dis cov er ies ing per fect round nests, in much the
of pro found math e ma ti cians? 116 same way ter res tri al an i mals do for
This in con sist en cy can be made the pro tec tion of their eggs.
clear er by cit ing ex am ples of fish, In The Origin of Species, Darwin
which have their own unique ways de vot ed some space to this crit i cism
of re pro duc ing, hunt ing, de fense of his own the o ry: