In 1377, Ibn Khaldūn wrote the Muqaddimah in which he asserted that humans developed from "the world of the monkeys," in a process by which "species become more numerous" In chapter 1 he writes: "This world with all the created things in it has a certain order and solid construction.
En 1377, Ibn Khaldūn escribiu o Muqaddimah no cal afirmaba que os humanos se desenvolveran a partir do "mundo dos monos", nun proceso polo cal as "especies se fan máis numerosas" No capítulo 1 escribe: "Este mundo con todas as cousas creadas nel ten unha certa orde e sólida construción.