In the video, a small monkey is seen holding a dog's tail. The monkey then proceeds to lick the dog's tail. The dog seems to be enjoying the attention and does not move away from the monkey. The monkey continues to lick the dog's tail while the dog remains still. The setting appears to be outdoors, and there are trees and foliage visible in the background. The monkey is brown and white in color, while the dog is black and white. The interaction between the two animals seems friendly and playful.