File:Pumaontire.jpg

Summary
The word puma on the left rear tire of the Warthog. Also located in Halo 3 on a map called High Ground and in the official Xbox magazine

This joke was created by the guys of the popular web series Red vs Blue (www.redvsblue.com). In episode two, the Warthog appears. Grif (A character in Red VS Blue) says it looks more like a puma than a warthog.