Have you come across a pink egg? It seems to be unusual occurrence, as eggs typically come in white or brown. It has been observed that pink eggs can indeed exist. There are various factors for this unusual https://docs.google.com/spreadsheets/d/1qL-aIM5KxaBFeWx9uqNsFK4KthW88k7ORDu_7a02O8s/edit?usp=sharing