What came first- An Egg or A Chicken?

Professor John Brookfield, a specialist in evolutionary genetics at the University of Nottingham, told the UK Press Association the pecking order was clear. The living organism inside the eggshell would have had the same DNA as the chicken it would develop into, he said. "Therefore, the first living thing which we could say unequivocally was a member of the species would be this first egg," he added. "So, I would conclude that the egg came first." and so do i.