"...All dogs can become aggressive, but the difference between an aggressive Chihuahua and an aggressive pit bull is that the pit bull can do more damage. That's why it's important to make sure you are a hundred percent ready for the responsibility if you own a 'power' breed, like a pit bull, German shepherd, or Rottweiler...."
Chihuahua's
by Alan Stern
"...Just as a Chihuahua is still a dog, these ice dwarfs are still planetary bodies. The misfit becomes the average. The Pluto-like objects are more typical in our solar system than the nearby planets we first knew...."
Random Facts :
Chihuahua's
Loyalty
Chihuahuas are very loyal. It is a fact about Chihuahuas that they can be the most loyal of companions; perhaps sometimes almost too loyal! These little dogs with huge hearts bond very deeply with one person and can become overly protective and possessive of this person if care is not taken to socialize them well.
Chihuahua's
Brain Size
I like big brains, and I cannot lie! It is a proven Chihuahua fact that, in body to brain ratios, these little dogs have the biggest brain of any other breed. This will come as no surprise to dedicated Chi lovers who know just how smart and clever their little dog can be!