5. The Evidence for the Theory is Irrefutable ==>
   5.2. Circumstancial Evidence ==>

5.2.13. Homology

Homology - E.g. the same bones in the same relative positions in primate hands, bat wings, bird wings, mammals, whale and penguin flippers, pterosaur wings, horse legs, the forelimbs of moles, and webbed amphibian legs.