behavior problems

My male puppy is nearly 9 months old and deep into adolescence. I've noticed ever since he hit puberty he's been totally on edge when we go out for walks. He's always looking around, and when I stop at a sniffing place he can hardly sniff without looking around some more. When we first leave...

My little Walter is 11 weeks old and he can be the calmest sweetest puppy at times; however, there are times when he seems to turn into a little demon. Biting is one of the main concerns I have; however, he is also started to growl or "talk back" at times when he's doing something he's not...

Hi! I really could use some help :( All of my other chis came to me as young puppies which I loved, trained and socialized and never had any real problems with them as they got older. I adopted Maya in May and she is 2 years old. Her previous owners beat her (the man did so she's terrified of...

I have a chihuahua girl named Luna and a dachshund mix boy named Ichi. My pups have been together for about 6 months and normally they get along great. They never really have any aggression with each other. One of the things they love to do is curl up together when they sleep, especially when...