If the snake is just being used in a tutorial then you could probably make a Fair Use case out of it, anyway.
> When an item is distributed freely without any mention to licenses, it is > considered of public domain, so you can use it as you please. That is, if > really there is no copyright on it. > Where can i find the author & exact license of the pygame snake > graphic ? It's the logo on top of the www.pygame.org website and can be > downloaded at http://www.pygame.org/download.shtml but i see no license > information. I want to put the snake graphic as sprite in some python / > pygame tutorials. > > greetings, > -Horst >