What is an instance of a dishonest ruse attempted by a robber that backfired upon discovering your dog?

What is an instance of a dishonest ruse attempted by a robber that backfired upon discovering your dog?

It is an armed robbery, not a trick. One evening, while my spouse and I were wrapping up our general dealer store, four men barged in and demanded cash. One took a swing at my face, knocking me backwards and into the floor with a pallet of food. I was about to strike back as he lunged at me once more, but I noticed my wife being restrained with a pistol to her head out of the corner of my eye.

Deflated, I gestured toward the till, and as I did, four of our cross-mastiff dogs barged through the entryway, carrying the six