The University of California in San Diego held a study that determined that dogs feel jealous when their owner will show attention and affection to other animals.
On average, there are more criminals who say they would not attempt to break into a property if they know the owners have dogs.
Canines are good for affection and protection.
The dog breed mostly likely to bite a human? Chihuahua. Small but fierce.
The U.S. States holds the highest population of dogs.
Click the link below to read some cool dog facts.