13 In September 2011, Coco the Chihuahua gave birth to a whopping 10 Chihuahua puppies at once. It is believed to be the largest litter of Chihuahua puppies ever delivered. The smallest of Coco's puppies weighed a teeny-tiny 70 grams (2.5 ounces).
14 Marilyn Monroe owned lots of pets, including a cat, a bird, a horse, and several dogs, one of which was a Chihuahua she obtained in 1948 to celebrate signing her breakthrough six-movie contract with Columbia Pictures. Monroe named the Chihuahua Josepha, but the dog was more popularly known to Monroe, her fans, and the press by a nickname: "Choo Choo."
15 Some people (wrongly) believe that Chihuahuas can cure asthma. No doctor who is not a complete quack would disagree, but it is a popular urban legend, especially in parts of the American South, that Chihuahuas can “cure” a person from asthma, curing a person's respiratory disease.