Oh how inconvenient is that...
How inconvenient is it that TheCrusader is lying about what Darwin actually said? Well...
If you're interested in learning about evolution, visit The List-O-Links.
If you'd like to understand the concept of speciation, visit Micro-evolution, Macro-evolution, and Speciation.
If you're serious about debating this issue, see How to argue against a scientific theory.
If you're permanently stuck on stupid, but determined to post anyway, use the Evolution Troll's Toolkit.