They have been around since 5th century AD withthe Mayans but discovered by settlers in 1850.
Twice a year.
I've just discovered: they can't. Jeez, I'm gonna miss Fluffy ... :'(
Twice a year.
Yes, Chihuahuas can get the flu.
Chihuahua's were worshipped by the Toltec's in ancient Mexico.
Most pets lead sufficently artificial lives that they will go into heat according to their own rhythm and regardless of seasons. Hence chihuahuas can have puppies at any time of year.
Chihuahuas originated from the state of Chihuahua, Mexico.
Chihuahuas live in Mexico.
Chihuahuas have UFO's for ears.
chihuahuas have sensitive stomachs
Well, when dogs are 1 year old they are an adult. So my answer is a year or older is good.
Chihuahuas originally came from the Mexican capital Chihuahua.