Apple Motion 3 - Manual (Page 88)

88 Chapter 1 Getting to Know Motion
Masks, behaviors, and filters can be displayed as layers in the Timeline, just as they are
displayed in the Layers tab. Showing or hiding effects in the list does not control
whether the effect appears in the Canvas.
To toggle the display of masks in the Timeline:
m Click the Show/Hide Masks button.
To toggle the display of behaviors in the Timeline:
m Click the Show/Hide Behaviors button.
To toggle the display of filters in the Timeline:
m Click the Show/Hide Filters button.
When keyframes are shown, each track becomes a little taller, and the bottom section
is used to show any keyframes that exist for the layer.
To toggle the display of keyframes in the Timeline:
m Click the Show/Hide Keyframes button.
Selected keyframe Keyframe