Unmasking the monkey

I stare at the screen in front of me, at the attempts to catch the monkeys that have escaped from the laboratory. The videographer is filming a monkey standing at a doorstep and ringing the bell. He looks up to see the surveillance camera, jumps on the pole of the outside balcony of the house, and hits it with his palm until it comes off.Before anyone opens the door, the monkey turns behind him to...