#7 Chihuahuas can be unfriendly to other dogs if not socialized from a young age. Chihuahuas don’t give in to other dogs, and that can be a problem when they encounter a larger, aggressive dog.
#8 Do not leave your Chihuahua unattended in the yard. He could be attacked by a hawk or other predatory birds, larger dogs, or coyotes.
#9 Why do Chihuahuas stare at you?
Just as humans stare into the eyes of someone they adore, dogs will stare at their owners to express affection. In fact, mutual staring between humans and dogs releases oxytocin, known as the love hormone.