Cairn Border Terrier Mix -gruff faced dog!!
long haired jack russell | Happy Holly the short haired Jack Russell Terrier (That is not a jack russell terrier. It looks like a Cairn Terrier)
Zelda is a Pit Bull/Jack Russell mix. So cute!
Bedlington whippet cross
Not sure what breed or if it's a mix, but so cute!
pomeranian and silky terrier mix - Google Search
Cute, scruffy, mischievous Jack Russell Terrier. Too cute. Rough coats, my personal favorites.
File:Little Bob The Patterdale Terrier.jpg - Wikimedia Commons
A penny for your thoughts....