look a simple scientific answer
organism→a small creature→evolution→dodo→evolution→egg→hatches=chicken
i think dodos were the chikens ancesters because they both cant fly
I rUlE, i DrUlE, i SuCk, I rOcK, i'M cOoL, i'M a LoSeR, iDc NoR dO i GlArE, cOz I kNoW i'Ll AlWaYs Be BeSt