medium-sized, brown dog acting aggressively in what appears to be an outdoor setting at night

medium-sized, brown dog acting aggressively in what appears to be an outdoor setting at night. The dog is barking loudly and jumping. There is a turquoise-colored pillar with a concrete base, as well as large, rectangular stones, and miscellaneous construction materials in the background. The lighting is poor, making it difficult to discern further details of the surrounding environment.