Board Thread:Technical Help/@comment-24344356-20131228024010/@comment-4018164-20131229122142

Each player's penguin image is stored here (on this example, it's Billybob's image). You can get your own image (and later download it and upload it as an avatar) by replacing the underscores from the following link with your penguin's player card ID:

Hey.youcp has written easy-to-do instructions for how to get your penguin's ID- you can read it here.

What some users also do is to create custom-images of their penguin using different images of items, etc.. This is one fo the things the the Picture Department handles.