Evolution by natural selection

Natural selection explained how some species evolve into other related species while others become extinct, driven by the competition for survival. This theory posited that nature selects the fittest individuals to survive and pass on their advantageous traits to their offspring.
 Charles Robert Darwin England 1858 Evolution by natural selection

Natural selection explained how some species evolve into other related species while others become extinct, driven by the competition for survival. This theory posited that nature selects the fittest individuals to survive and pass on their advantageous traits to their offspring.