Watching Exhibitions The term human ancestor refers to the male genitals. It is often called human ancestor according to different materials.

[Watching exhibitions] The term "ancestor of man" refers to male genitals. According to different materials, it is often called "ancestor of stone, ancestor of pottery, ancestor of porcelain, ancestor of clay and ancestor of wood".
Unearthed sheep in the Western Han Dynasty
Pig/deer/waterfowl head-shaped wood ancestor
4. Copper shovel with ancestor handle
Mobile phone shot in Bo, Yunnan Province