However, the best way to tell the two apart is the French Bulldog's bat-like ears, domed skull, and hatred for exercise. While poodles require intensive grooming and have specific nutrition requirements, they’re a highly intelligent breed and have a great character, says Dr. Aramendi. These dogs need to have their ears cleaned frequently, and they are prone to weight gain. The Chihuahua is a saucy little pup, and not just because of their association with a certain fast-food Mexican restaurant. Eventually, these canines became BFFs for the ladies of the house, and are amazing listeners. With this list, of course! However, the Maltese Shih Tzu is much more than that. But being dogs that can be left alone is just one of pugs’ selling points. The Cavalier King Charles Spaniel is a cross of the Cavaliers and the Spaniel, which naturally combines the gentle behavior of the smaller toy breed, while still keeping the energy of the larger dog. Cardigans are the older of the two corgi breeds and were once known for herding cattle out in Europe. That is why we have created this helpful list of dog breeds, that may be more suitable to leave during the daytime. “Although large dogs, older adult Greyhounds no longer require a daily run,” Dr. Tripp adds. The German Spitz can weigh on the heavier side, up to 26 pounds, but these independent creatures love defending their homes. They are alert and curious about the world around them. These dogs get their name from their perky, wing-like ears that look like a butterfly. The Chinese Crested is an exotic-looking small dog who doesn’t actually hail from China. The tiny pups weigh no more than 14 pounds and are expected to live up to 15 years old. When it’s time to play, though, get ready! They make super companions for empty-nesters and are excellent therapy dogs. It has a short coat so it can take the heat fairly well. Which of these small apartment dog breeds is your favorite? When you aren’t nestled together at home with him, your Japanese Chin will likely be found cuddling and sleeping for hours on end on his own. It doesn't matter that they only grow up to 20 pounds or 11 inches, this breed enjoys working hard, learning, and hanging outside. Remember you can find just about any breed of dog, purebred or mixed, at local shelters and rescues. And one more important note: “Basset Hounds are best suited for colder climates and are a breed that should never be left outside, especially in warmer temperatures,” Dr. Aramendi adds. (Picture Credit: Sonja Pacho/Getty Images). She's a social media and digital media guru with big followings on Twitter, Facebook and Pinterest.She freelances for several sites, including Shape.com, eHarmony.com,AskMen.com, Engagement 101 and more. They adore lounging around in laps and are always around for extra lovin'. But their family will get the lion’s share of their love; given the choice, they’ll stick like glue to their owner’s side. “They are highly intelligent, and for this reason, they tend to be very easy to train and get into a routine,” he explains. A member of the Bichon family of white, fluffy dogs—they’re also known as the Bichon Bolognese—they originated in the Italian city of Bologna, from which they take their name. Lindsay Aurora Tigar is an experienced digital editor and blogger in NYC. These tiny dogs don't grow any bigger than 8 inches and have a hard time exceeding 6 pounds!