You can keyframe and animate any camera setting that has a Keyframe (K) and Animate (A) button beside it.
Camera Advanced Settings pane
For example, you can change the Field of View and Background Color of a camera in a scene so that over the length of the current take the look of the scene changes. See Setting keyframes.
Except where otherwise noted, this work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License