By the 2nd or 3rd heat which is about one and half or two yrs old.
Well, when dogs are 1 year old they are an adult. So my answer is a year or older is good.
Given the usual conditions : intact female, fertile age, in heat, gets to mate with an intact male - sure.
About years of age.
The BABY Chihuahuas Start Walking At 4 Weeks
Chihuahuas
Yes. Chihuahuas can get sick at an old age. Just like a regular human, They can get sick. They can have a rare disease or cancer [ect] You can treat your chihuahua with medicine or pills but likely, the chihuahua will die.
ask your breeder or relative how old they are or mas them on a scale
Yes but make sure you socialize them from a very young age
8-22 years about 10 years
I am a breeder of Chihuahuas, Pomeranians, Poodles & Dachshunds. I handle my pups from birth.
Yes, Chihuahuas can get the flu.
Chihuahua's were worshipped by the Toltec's in ancient Mexico.