SINOPSIS DEL LIBRO

The purpose of this book is well expressed in the Preface by the statement of the authors that each had a feeling that the problems of the origin of species had not been settled and alone each one felt unable to attack and settle so momentous a question but apparently they found strength in union and have attempted to settle the question of species-making Most naive is their statement in the Introduction Our aim in writing this book has been twof...Seguir leyendo