THE KEY CONCEPT : Scientists have discovered a special muscle that makes dogs look sad. It gives animators permission to apply this pattern to far more faces than just canines.
SAD Doggy? Smart Doggy!
Figure 1. How can you say "No" to those sad doggy eyes? This is a real photo of a charmingly plaintive dog, not a graphic image of a digital dog created in a CGI studio. Science now tells us that dogs are capable of emoting sadness with a specialized eyebrow muscle no other animal has.
So many faces. So many ways to express emotions. Faigin examines facial expressions in movie stills, cartoons, fine art, illustrations and photographs and shares his insightful analyses in his monthly blog.