Chihuahua's can be great little dogs.
Very loyal, loving and fun to be around, but without the right information on how to care for a Chihuahua, they can very quickly turn into little terrors.
Like any bigger dog if you train them properly from the start then it is highly unlikely that they will be naughty dogs.
But with Chihuahua's they can become quite unruly and will drive their owners a little crazy.
Chihuahua's can be stubborn when toilet training, and even when they are toilet trained they still will prefer to go inside when it's wet and cold outside.
So it pays to really be strict and consistent with toilet training.
It really pays to get toilet training information relating to the Chihuahua, as they do need different methods to larger dogs.
If you have small children, then a Chihuahua is not the dog for you.
As they are small they are easily hurt and small children tend to be rough with animals so it pays to have larger dogs that won't get hurt as easily.
Being small, the Chihuahua has very little body fat, so they do have to be kept warm and to stay out of the cold.
They are not designed to be an outdoor dog; they very much like to crawl under clothing or blankets to keep warm.
Getting correct Information on Chihuahua is hard; there is a lot of conflicting advice out there.
To ensure that you have all the correct information it pays again to do your research, and find highly recommend information on how to care for a Chihuahua.