Subscribe | UPI Odd Newsletter Subscribe A fed-up gorilla finally stands up to bullies in a viral video posted to YouTube, which shows that even gorillas just can't take the shrieks of taunting children. "You ugly," the group of kids repeatedly yells at a gorilla sitting calmly by an observation window at the Dallas Zoo. The heckling goes on for a few moments, until the gorilla suddenly presses his hands against the glass and stares menacingly through the window, prompting the rowdy bunch to scream and step back. Advertisement Watch the video above. [Grist] Read More [VIDEO] Dog buries dead puppy in apparent act of mourning Catfish barb stabs Arkansas boy [VIDEO] Fox in jar approaches humans for help