"What is the largest dog?," asked Megan Thompson, 11, a sixth-grader at West Oak Middle School in Mundelein. The largest dog breed is the English mastiff. These pooches pack on the pounds -- about 120 ...

The North American Mastiff is a breed of medium to large-sized with a heavy bone structure, their personality is very laid ...

French Bulldogs may still dominate as the most popular dog breed in the U.S., but a newer contender is rapidly climbing the ranks. The Cane Corso — a powerful and protective Italian Mastiff — has seen ...

BEIJING - China's latest must-have luxury for the ultra-rich, to go with mansions and sports cars, is a large, slobbery dog with massive amounts of hair and best known for herding sheep in the Tibet ...

Toad, the English Mastiff, is absolutely enormous and covered in the most dramatic wrinkles you have ever seen.

Queen Camilla ’s son Tom Parker Bowles has told how he bravely fought to save his dog after a 10-stone mastiff attacked her. The food writer, 50, said “all hell broke loose” when the large canine ...

A Tibetan mastiff dog is displayed for sale at a mastiff show in Baoding, Hebei province, south of Beijing on March 9, 2013. Tibetan Mastiffs have become a prized status-symbol among China's wealthy, ...

FOWLERVILLE — A mastiff mix dog killed a smaller Yorkie May 28 and the mastiff's owner may face charges, police said in a press release. The Fowlerville Police Department said "criminal action was ...