Why do historians remain uncertain about the meaning of animal motifs on Shang bronzes?

Historians and scholars remain uncertain about the specific meaning of animal motifs on Shang dynasty bronzes primarily because there is no contemporary written record from the Shang period that addresses the issue. While these vessels were central to theocratic sacrificial rites, they were not discussed in the oracle bone inscriptions that provide the most detailed documentation of Shang government and religious activities.1

Because of this lack of primary textual evidence, the significance of motifs—such as the prominent taotie monster mask—remains a subject of modern interpretation rather than historical fact. Proposed theories suggest that these motifs may have served various functions, including:12

• Protective or Totemic: Acting as fierce spirits that protected participants and rites from harm, or serving as totemic emblems.13
• Symbolic: Representing fertility, the forces of nature, or the inseparable forces of creation and destruction.13
• Shamanic: Serving as shamanistic familiars or aids for shamanic empowerment.12
• Mythological: Relating to eclipse mythology or the concept of renewal.1

Ultimately, while it is widely believed that these zoomorphic designs held more than a purely decorative purpose, the degree to which intrinsic meaning took priority over pure form remains difficult to assess.124