Why it worked
The video uses a popular meme format of placing animal faces onto other animals or objects, combined with a cute and fluffy dog, to create a humorous and engaging visual. The rapid succession of recognizable animals and the unexpected combinations likely contributed to its shareability.
Summary
The video shows a person holding up printed images of various animals, including a polar bear, panda, opossum, arctic fox, sea otter, and a dinosaur with a dog's nose. The images are placed in front of a fluffy white dog, creating a humorous effect.