Answer or Solution :
1. This "Which Came First? Egg or Chick" puzzle should be the world's oldest puzzle.
2. The answer is Egg.
3. It's been scientifically proved that amniotic eggs evolved around 340 million years ago, and chicken evolved around 58 thousand years ago.
4. It's scientifically believed that two birds that weren't really chickens created a chicken egg.
5. That's the magic of evolution, the magic of nature.
6. Nature holds thousands of mysteries that we humans have or have not identified.
7. There are living beings on earth that change their sexes by nature.
8. The west African common reed frog, transgender people, are some examples of mysteries of nature.
9. Hence, the answer is "Egg came first, and then it hatched a Chicken."