When he Gets Grey Hair all Over His Face and Looks Old. Your Mastiff Will NEVER Know He Is Not a Pup! But Propably Around The Age Of 2 To 3 Is When you can consider your Pup An Adult.
Dogs physically mature over 15 months of age
The lifespan of a Mastiff is 8 - 10 years.
On her 2nd or 3rd heat.
The Dogue de Bordeaux, Bordeaux Mastiff or French Mastiff or Bordeauxdog is a French Mastiff breed
bull mastiff
Italian mastiff or cane corso specific breed of mastiff smaller slightly different have grey coloring
It is a breed of dog.
A Belgian Mastiff is a large breed of dog.
The English Mastiff is an old breed. Designed by the puritans for mating purposes the English mastiff is about 200 years old
Bull mastiff's are unpredictable.
The Tibetan Mastiff is an ancient breed of dog that originated in China, possible as early as 1100BC. See the link "Dog Breed: Tibetan Mastiff" for more information.
'Hercules' was an English Mastiff
The Mastiff
NO
Yes it can,But if you have a cane corso mastiff i wouldn't breed it to a american,english,or pyrenean mastiff because those types of mastiffs are the largest of all mastiffs. ;)