Animals are no less emotional than we are

We “turn up our noses” at such people, showing our typical disgust face with wrinkled nose and narrowed eyes. But even if moral disgust is special, it is no accident that our facial expression also blocks wafts of foul air from getting into our eyes and nostrils. Chimpanzees show the same expression when it rains, something they hate.

Source: www.nytimes.com