The video shows a Rottweiler dog with its mouth open, baring its teeth. The dog is wearing a collar and is standing on a grassy area. The dog appears to be growling or barking. There is a person standing next to the dog, but only their leg is visible in the frame. The dog's fur is black and brown, and it seems to be in a playful or protective mood. The background is blurry, but it appears to be an outdoor setting.