Add head motions:
You can edit the head motion to make the biped’s walk look more natural.
In this procedure, you'll add head rotations to accentuate the COM rotation.
1 Turn on Auto Key, if it isn’t on already.2 Turn on Key mode, if it isn’t on already.3 Move the time slider to frame 0.4 In the Perspective viewport, select the biped's head using Rotate
on the 3ds Max main toolbar.5 Rotate the head down as if the biped is asleep.Creating a Distinctive Walk | 731