6 Shift+drag to copy the new key from frame 7 to frame 19.
If you scrub the Time Slider, you can see that the spine already has a
more fluid movement.
7 Go to frame 4, the Up pose for the forelegs. Again, rotate the
spine links to follow the dog’s body. For this pose, the spine should be a
bit higher than the pelvis.
Animating a Quadruped Walk | 1023