However, the Chihuahua-German shepherd ... sizes has its issues in creating mixed breed dogs. In both artificial insemination and mating, a large male with a small female presents medical concerns ...

Identifying the healthiest dog breeds requires some finesse ... because small dogs generally tend to live longer than large dogs—and a 16-year-old Chihuahua isn’t necessarily healthier ...

The most popular small-dog breeds based on Camp Bow Wow's data are, in order, the Miniature Poodle, Chihuahua ... of attention and exercise, while a large dog breed like a Great Dane is known ...

a Chihuahua’s average height is under 9 inches. Geneticists are still on the hunt for an explanation. In this age of modern domestication, why are the largest dog breeds up to 40 times bigger ...

Just over two dozen large breed dogs flew to Massachusetts in an emergency transport from Texas — an effort to ease pressure on an overburdened Southern animal shelter and find the dogs new ...