aggressive

My puppy is 9 weeks, and I got him when he was 7 weeks. So he's still super young. He is also my very first dog that I'm training. When I tell him no, he seems to understand and stop what he's doing that's naughty. But other times he sasses me, as in he'll bark at me. He does that when he's...

Hi Guy I recently adopted a 11 month black gsd (75% gsd, 25% labrador) and I'm his third owner now. He's fur and strong very tall and strong bones very healthy according to his veterinarian so all good news except... Around ~5% of the time when touched by people other than me (the owner) he...