So from what I searched from the internet, Microsoft's Search Engine (SE), Bing, "What dogs require to live a long time" and here's what I got. From PetMD , titled "21 Longest-Living Dog Breeds", says on a list, 1. Chihuahua. Life expectancy: 14-16 years. ..." I'mma stop right there. I have an 11-year-old senior chihuahua. If you want to know more about the list, click the link in the text. #Bluehyperlink, thanks. Chleo is the name of my dog. I've been trying to change it to Cleo, short for Cleopatra but no matter the case, it's always going to be Chleo. This is her: I believe she's young, healthy, and I'd like to keep my senior dog young forever! T.T, nothings impossible! Anyways, because she is a chihuahua, one mixed with wiener dog. I don't know if that makes a difference but maybe it does to prevent complications. No boast. She cries when my family and I leave for a vacay, I hear that she cries or even howls. Now, she crie...