American Mastiff

Here's a video of an American Mastiff trying to hide behind a plant. I don't think he realizes how big he is!

Here's a video of a full grown mastiff named Gizmo singing a doggy tune.

Here's a video of an 8 week old American Mastiff puppy playing with it's toys.

Here's a video of an adorable American Mastiff puppy taking a little snooze. Enjoy!