This sound effect can be found on Animal Trax, which was made by The Hollywood Edge. It is the same track as Sound Ideas, Gorilla Snarl 01 - Aggravated gorilla snarl and hiss.
Sound Effect Description
Dog, Rottweiler Growl, Snarl. Single Low Snarl / Growl. Close Perspective.
Clean, Full Length and Unedited Link to the Sound Effect