In Maya, enter the following command in the Script Editor:
Manitoba;
Play around with the buttons and sliders and see what shows up in the Script Editor's history pane.
Nothing revolutionary. Just funny.

I think that Easter Eggs are indigenous to Macs only they have been around for years - I know quite a few. There is a cool one in Quark, an alien comes on screan and zapps what ever you have asked to delete.that is pretty cool. too bad theres no easter eggs in windows version