"Let us suppose that a future generation millions of years from now digs up a 1965 Mustang and then a 2005 Mustang. They then go on to deduce, given their limited knowledge of the past, that since the two cars are nearly identical in structure and chemical make-up that one must have come from the other "naturally" by means of "evolution." "
When automobiles begin to reproduce, then we can discuss your comparison.