"Welcome from Mammoth Mastiffs and Ducky Mastiffs"

Our foundation stock comes from, Mill Creek Mastiffs.

Mammoth Mastiffs and Mill Creek Mastiffs, merged on April 15, 2008.
Contact me if you have any inquiries about Mill Creek Dogs.

We reserve the right to refuse sale at anytime without further explanation.

No graphics, pictures, or content on any of the pages contained in this site maybe copied, modified,distributed, produced, published, or posted without the express written consent of, "Mammoth Mastiffs".

Established since 1998-2009.

All rights reserved.

To Whom It May Concern:
There has never been a dog bred by or sold by Mill Creek Mastiffs or Mammoth Mastiffs or Duckys Mastiffs that tested positive for cystinuria to my knowledge.  If anyone knows of one contact me as soon as possible.