Creation has a history that has been passed down from generations of different people in different places at different times.
Evolution has an enormous history that is being uncovered piece by piece.
There has been many findings of perpetual change in animals over time, the basis of evolution. Animals and plants changing due to their surroundings changing and their need to survive. So while no one was there in the very beginning they are here now to examine, through the scientific processes, the evidence of the origin of the world.