Unlike Darwin, Alfred Russel Wallace, influenced by the book Vestiges of the Natural History of Creation, already suspected that transmutation of species occurred when he began his career as a naturalist.
Za razliku od Darwina Alfred Russel Wallace je pod utjecajem Otisaka prirodne povijesti kreacije već otprije sumnjao da se transmutacija vrsta pojavila kada je započeo svoju karijeru kao naturalist.