Is my dog a Jack Russel Terrier??

by Rafael
(Brazil)

I have a dog, and i want to know if she's a Jack Russel Terrier... Here's a picture for you guys: http://a8.sphotos.ak.fbcdn.net/hphotos-ak-ash4/316662_293712073976002_100000116345986_1331679_64721573_n.jpg


Thanks ;)