Huang Shih-chiang, a professor of Archaeology at National Taiwan University, speculates that this is related to the fact that the hog was the most commonly seen animal of the times. Or perhaps there were religious reasons. "Isn't it still very popular to slaughter a pig at traditional festivals today?"
台大考古系教授黃土強推測，可能與豬是此時最常見的動物有關，或許也有宗教的理由，「我們現在的民俗慶典，不是也還流行殺豬公？」