These precious beings are of Mexican origin and are believed to come from ‘techichi', a breed of dog bred by the ‘Toltecs' in central Mexico.
The Chihuahua is an ideal dog to have as a companion in not very wide spaces, and has a faithful and energetic relationship with its master because of its incredibly playful and affectionate personality.
But, yes, its behavior varies according to the environment around it.
It is considered one of the smallest breeds in the world, and they can measure up to a length approximately between 6.29 inches and 9.05 inches, with a weight of up to 6.6. pounds.
Amongst their variations, you can find long-haired and short-haired.
In the case of short-haired Chihuahua, it is advisable to always have it with a sweater on since he can easily get cold and shiver.
It is such a tiny breed that it is featured in the Guinness World Record as the smallest dog in the world.
Milly, a Chihuahua dog from Puerto Rico won the prize as the smallest adult canine in the world, measuring 3.77 inches in height. A really little fella!