Yet Another "it's on the tip of my tongue"

[asuri]

I looking for the phrase or term that refers to a snake biting itself to from a circle or loop.
V cheap google search V

 

[Destructobot]

http://tinyurl.com/ye5hpxg

 

[Deleted User]

http://tinyurl.com/ye5hpxg

Even with the typo, it worked

 

[asuri]

ehrm, thanks!
Why couldnt I get that :/