Originally Posted by
purpledolphin
i have just gotten a jack russel terrier. hes a 3 yr old dog.and playful.however i can't seem to find the info i am looking for.for starters,does he prefer me because i am a female,he doesnt really want to go to anyone else.i mean he will if you call his name,but as soon as i sit down he jumps up on me.also he has no fear at all,he thinks he can take down any dog ,no matter what size.he has only shown this aggressive behavior when the other dog came on my property and my husband was out.the other dog was a pit bull.he is very calm,and i cage train him.we got him from the humane socirty.and they gave us all the info on him.but can you help with my above questions?