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.
The worldâs largest dog is a Great Dane named Zeus, who stands 3 foot 8 inches tall and weighs 150 pounds. On his hind legs, Zeus is 7 feet 4 inches â by comparison, the NBA lists only 20 players ever to be 7 foot 3 or taller. Zeus is three years old and eats about 12 cups of dog food per day. Giant dog breeds, which include Great Danes, tend to grow rapidly but overall they take longer to reach maturity than other types of dogs. In prehistory, dogs may have been even larger: the largest wild dog of all time was Haydenâs bone-crushing dog. Based on fossil evidence, the wild beast was estimated to weigh up to 1374.8 pounds, and lived for 15.3 million years during the mid-late Miocene epoch in North America. As for dogs living today, the largest breeds are: Spanish Mastiff