WinPenguins is a Win32 port of the X-Windows application XPenguins. It creates cute little penguins that wander around your Windows desktop.
5th March 2013 *UPDATE*
After many years of inactivity, new version 0.76 is available for download. x64 is now supported. An x64 binary is provided - Riccardo Marcangelo
hm, would be nice WITHOUT ugly splattering crap ... :'( alternative: flatulate & gas clouds (O;