Next, dogs can be used as a source of protection. Because of dogs spirits, they are inherently loyal. They can sense when someone is approaching a house and bark to notify their owner. At the same time, they can scare of intruders when there owners are not home. This is especially useful to blind people, who use to dogs to help and guide them around places.
Farmers also find dogs useful to protect there farm animals.
Cats on the other hand, are not a great source of protection. They can not scare off or defend people. Lastly, dogs are more passionate and active. Dogs miss there owners more than cats. They get attached emotionally and psychologically to their owners.