Creation & EvolutionForum for the discussion of this important topic. This forum is open to non-believers. There is a Christians-only forum in the Christians-only section too.
It turns out that for some characterstics the ontogeny of the trait does go through stages much like the adult forms of the ancestors of the species with the trait-- that is, ontogeny does recapitulate phylogeny. But there are also many examples where this does not occur.