Texture Preparation - Game Character Development with Maya - page 457

FIGURE 8.21 Split the upper body into the front and the back.
3. Detach the head ( Figure 8.22 ) and then the inner mouth ( Figure 8.23 ) . You could
split the head down the center, mapping one half and mirroring it. In this case,
though, leave the head intact, because the texture may need to be different on each
side.