If you are thinking about bringing home a Canaan Dog then you will want to learn all that you can about Canaan Dog Behavior. The Canaan Dog is an extremely energetic Dog; it requires a lot of exercise and should have a large area to run in. They are very good at athletic sports which help them to burn off some excess energy.
Canaan Dogs cam make good watch Dogs because they are protective of their owners, however they will not generally be aggressive. They will usually just bark a lot and alert you to a stranger's presence. They actually bark a lot. You will want to be aware of this when you are considering the bred.
They can also be very stubborn Dogs, so you will want to start their training while they are young and continue with it. They have a built in aggression toward other animals and like to chase them. You should always keep your Canaan Dog on a leash when you have it out in an unfenced area. You will also want to provide them with a lot of socialization because they can become fearful of people.