Build Your Wild Self is a site sponsored by the New York Zoological Society, which allows children to create a self portrait Using attributes from a variety of wild animals.
First you create an avatar based on your human self, a fun exercise self portraiture. The you choose features from different animals to create your "wild self." As you work, you hear the sounds each animal makes and your final result lets you read about the attributes you've chosen.
This would be a great exercise to combine with a "Where the Wild Things Are" art lesson. It could also be a cross-curricular themed project with wildlife sciences. Here is the wild self I created: