The egg. Cos dinosaurs and fish laid em.
The chicken or the egg?
The egg. Cos dinosaurs and fish laid em.
And two birds with one stone? Easy. Throw stone at bird#1 pick up stone and throw it at bird#2.
The chicken as it was just miracle and appeared out of no where like everything else on the plant and then it layed eggs to reproduce more of its kind!!
Both came out of a big bang.