12 inches
about 15 years
He's actually a Jack Russell Terrier because the Wire Fox Terrier's muzzle is too long and skinny, and the Jack Russell's muzzle is shorter.
yes. only poodles dont shed ^ that answer is not entirely true, long haired jack russell's do not shed as much as short haired. I have a short haired jack and he sheds alot.
4-6 hours
I have never known a Jack Russell which has died before 12 human years, (apart from the ones who have died of illness). My mother's old Jack Russell lived to 22 human years, so they live to very old.
Like most dogs a Jack Russell bitch will deliver her pups about 63 days after copulation.
Dog hair really don't affect asthma. They more affect allergies to dander. But if you do have allergies to dander, and want a Jack Russell, long-hairs are best as they shed less.
Jack Russell's are a VERY high energy dog. So a Jack may seemingly not "like" to sleep. However, if given enough opportunities for vigorous exercise in a day, they will need their rest.
Either you didnt hold it in your urine long enough or you didnt hold it at an angle(pointing downward in your urine).
Why not? as long as they love each other.
They live on average 13-14 years.Jack Russell terriers can live for up to 15 or more years.http://www.dogbreedinfo.com/jackrussellterrier.htm