The unofficial mascot is Gunga the Gorilla.
the us navy's unofficial mascot in world war 2 is king Neptune the pig he raised 19 million dollars in war bonds you could find his grave at mount pleasant Illinois
A rooster
The Hogettes
The Juilliard School does not have an official mascot, but the school's unofficial mascot is the penguin.
The Jets do not have an official mascot, but they do have an unofficial mascot named Fireman Ed. Click on the 'Fireman Ed' link on this page to see a video of him in action at a recent Jets home game. The unofficial mascot is Fireman Ed
Jack Nicholson lol
Stanford Tree (unofficial)
Crazy Ray
Tux is the unofficial but widely known mascot for the Linux kernel.
Crazy Ray
For their first eleven seasons the Suns had no mascot, but after that they tried to make a sunflower their mascot. It did not last long.