Yes, dogs may use urine and semen as a way to mark their territory. When a male dog ejaculates, it can leave pheromones and other scents that signal their presence and dominance to other dogs. This behavior is part of their instinctual social communication, helping to establish boundaries within their environment. However, urine marking is more common than semen marking in territorial behavior.
Because a dog likes to mark its territory just like wolfs or wild animals mark their territory with a "special" scent.
mark his territory
Nope. They don't do that.
They sometimes urniate in places because they mark their territory.
Dogs pee in their house to mark their territory.
If you have another dog he will try to mark his or her before the other, it you house is dusty it smells like outside dirt and they smell it and they mark as close as they can by were they smell it
To mark his territory, telling the other dog it's his, or establishing dominance over other dog.
The better question is why are you asking this question? Also, why are you consuming dog semen?
Assuming you mean to pee; they do this to better urinate on objects to mark their territory.
to mark its territory or because noone takes it outside to use the bathroom.
On your keyboard press "P" to mark your territory. You can only mark your territory during the official quest to mark your territory.
Dogs may urinate on people to show submission, excitement, or to mark their territory. It could also be due to anxiety or unfamiliar surroundings. Consulting a veterinarian or animal behaviorist can help address and modify this behavior.