For those born in the month of March, the official gemstone is the Aquamarine. It can range in color from a very pale shade, almost colorless, which is also the most valuable, to a most sought-after deep-blue aqua.
The 10 Biggest Dog Breeds. 1  Tibetan Mastiff: This handsome dog is known for the lionlike mane around his head. He was bred to guard temples. The biggest Tibetan Mastiff is said to have been around 280 pounds, but these days they average 180 pounds.
In fact, for years, two small dog breeds â the Yorkshire Terrier and the Shih Tzu â have landed a place on the American Kennel Clubâs registry of Most Popular dogs in the U.S. The top 10 smallest dog breeds (in alphabetical order) are: 1. Bichon Frise. 2. Boston Terrier. 3. Chihuahua. 4. French Bulldog. 5. Papillon. 6.