Yes, and normally he tries to jump up and shoot right for the owners crotch region. This is a very normal behavior for dogs, but with preventative care and attack the crotch.
When it menstruates
You have to separed them with a wooden prybar and keep apart for the rest of their lifes.
All dogs are one owner dogs. The owner is a dogs master,and a dog only has one master. But dogs do like to live with more than one person.
Some dogs will fight over food or a bone. If you mean why do they fight at a dog fight, that is because sick humans have trained them to fight.
If you train them correctly, no, they won't fight with other dogs.
dogs fight
No, dogs' feelings are deep but they aren't that deep. If they really love their owner than they would really miss their owner or whimper in sadness. Sometimes dogs have a feeling of depression when they lose their owner, though.
In the movie Bambi, He did not fight the dogs he ran away.
All female placental mammals.
Well one pro could be that the dog may be protecting its owner, like in the situation of a person attacking the dog's owner. And or for police because some dogs are train to fight and if have to kill; I think.
no. it depends on the dogs and the horses.
they training them to fight to each other