2 Use Ctrl+click to select both hind feet and both hands (forefeet).
3 On the Motion panel > Quaternion/Euler rollout, choose Euler.
Euler keys have tangent controls, which can be useful for this walk cycle
exercise.4 On the 3ds Max status bar, to the right of the Set Key button,
choose Linear as the Default In/Out Tangent type.
Sometimes blocking the animation is easier without extra interpolation
(which you can add later).
Animating a Quadruped Walk | 1003