For 10 points, name this theory presented in Darwin's On the Origin of Species.
Georges Cuvier was an early opponent of this theory, one proponent of which was Geoffroy Saint-Hilaire. Arguments used against this theory include William Dembski's concept of specified complexity and Michael Behe's irreducible complexity, which argues that this theory cannot explain how the eye developed. This theory was developed by Alfred Russell Wallace independently of the man most associated with it. For 10 points, name this theory presented in Darwin's On the Origin of Species.
Georges Cuvier was an early opponent of this theory, one proponent of which was Geoffroy Saint-Hilaire.
{evolution} [or {natural selection}]