C2860 The Talent of Dawn Harvest

"Do I have to judge age by their faces?" Ning Caichen asked in surprise.

"Yes, but they are only able to detect the age of their bones when they are under twenty years old. This is because the creatures of the Daofather Plane are like mortals, able to grow into adults after twenty years. Only then can one calculate how old they are." Meng Ya said with a smile