I was browsing around trying to find a good reptile image to carve into my pumpkin, and I found this.
http://www.marthastewart.com/page.jh...4&rsc=SC134293
Ignore the fact that it's Martha. It looks pretty cool if you have a ton of pumpkins and you're willing to string lights through it :P
I also found a cobra link, but I'm not sure I want to use a cobra on it :)