31 Jul '11 17:14>
Originally posted by Metal Brainhttp://www.talkorigins.org/faqs/faq-speciation.html
Many diseases evolve a resistance to antibiotics. Selective breeding is good evidence that species evolve. Dogs evolved from wolves and there were selective breeding experiments using foxes by the Soviets that are very convincing.
Just because we have not witnessed a change in species during our lifetimes does not mean it does not happen. Different spec ...[text shortened]... r of chromosomes than both parents.
Does all of this meet your criteria for "valid proof"?