The celebrated palaeontologist, Bronn, at the close of his German translation of this work, asks how, on the principle of natural selection, can a variety live side by side with the parent species?
Bronn paleontologo ospetsuak, liburu honi egina dion alemanezko itzulpenaren azkenean, galdetzen du ea, hautespen naturalaren hastapenaren arabera, nola bizi ahal den aldaki bat bere guraso-espeziearen aldamenean.