This story appears in the October 2017 issue of National Geographic magazine. Let’s face it: When it comes to expressions, a horse is no one-trick pony. Recent findings have revealed that our ...

There are two reasons why you’d need to describe facial expressions in a performance. You might be describing what you tried to achieve and why you used particular expressions in a performance ...

"I feel happy. Therefore I am in a good mood." These are what facial expressions mostly reveal. Think about the different words available and try to use an interesting and precise word for what ...

If a mouse is in a lot of pain, an experienced handler may see it in the animal’s facial expression—its narrowed eyes and bulging cheeks. But, subtler facial expressions may be more difficult to match ...

Last month, a study was published in the journal Behavioural Processes, which detailed that domestic cats have 276 different facial expressions that they can — and do — channel. Data for the ...