When this Great Dane was experiencing a phantom pregnancy, her owner decided to comfort her with a small Chihuahua as a companion, but she had no idea that they'd become an inseparable duo. When ...

This towering Great Dane and his pint-sized Chihuahua brother may be two wildly different dogs, but they have formed an ...

A Chihuahua puppy has melted hearts all over the internet after a video of him taking a nap on top of his big brother went viral on social media. The hilarious post, which quickly gained millions of ...

Demi Moore's Chihuahua Pilaf made a new larger-than-life friend this weekend. During the Toronto International Film Festival, The Friend star Naomi Watts arranged for the tiny dog to meet her costar ...

Next to a few insects, dogs are one of the most diverse animal species on Earth. Their wide range of physical traits enables them to excel in various roles, from the hunters needed to survive in the ...

Looking at a Great Dane next to a Chihuahua is quite asight. While Great Danes often stand around 32 inches tall, a Chihuahua’s average height is under 9 inches. Geneticists are trying to find an ...