You may have wondered were the drawings of the Linux penguin come from. As a matter of fact, there was indeed somebody who draw the cute logo and it is rather easy to find the real author.
Larry Ewing is this guy with a pen. You will find nearly everything you want on his web site. Including a description of how he drew these penguins.
Consequently, we can learn everything about drawing Tux – this is the nice name of this nice penguin.