This cardinal liked to play with Evita. It would knock on the window and zoom back and forth. Of course it always seemed to choose windows with screens so the photos are not the best.
We have four videos of the cardinal
cardinal flying back and forth from mirror (720x480 WMV, 1.04MB)
short video of Evita and cardinal interacting through window (720x480WMV, 497Kb)
another video of the cardinal flying back and forth from the mirror (640x480 WMV, 1.27Mb)
cardinal at bird feeder (640x480 WMV, 622Kb)
Evita would get all excited when the cardinal would knock. It definitely made her stay. She moped when we left.