Photo: hale_popoki [Flickr]
Inspired by the book Pizza Fun by Judy Bastyra, Flickr user hale_popoki (that's Hawaiian for "Cat House") made this Cat Pizza. Actually, it's supposed to be a brown tiger pizza, but it sure looks more like a cat. I can haz pawperroni?
Urlesque blog has many more examples of pizzas shaped like things that aren't pizzas (and vice versa): Link