By having owners that provide for them. If they are given food, water, shelter, medical care, and love Chihuahua's can live for a long time.
Chihuahua
no
The smallest living dog is currently a Chihuahua.
Your answer depends on the time and place. Need a bit more from you to answer.
They need sunlight, dirt, water and good conditions for living.
Your dog might need a break due to the fact that chihuahua's have short legs.
living conditions of Vietnam soldiers
Yes you can unlock a chihuahua but you need 50,000+ owner points ;)
Just by having a chihuahua you have a toy. Toy is the chihuahua's breed classification. A chihuahua is a toy breed of dog. Some chi's are bigger, some smaller...but all are toy dogs.
Energy, water, living space, and stable internal conditions
chihuahuas can live up to 17 years... so it is very likely and not unusual that your chihuahua lives to be 13
You should not buy it at the same time as your sister. Because if you do your sister's chihuahua will fight with yours. And you need to wait for your sister to buy it first because when you look at your sister's chihuahua you can decide which chihuahua is prettier