orbicularis oculi Archives

Chimpanzee vs. Human Facial Expressions, Part I

February 21, 2025June 21, 2022 by melindaozel

Chimpanzees and humans have many things in common when it comes to facial expressions and facial structure; however, they also have many significant differences! Below is a series of imagery focusing on an action affected by the prominent brow ridge seen in chimpanzees: cheek raiser – an orbicularis oculi (orbital portion) action. Observe the key differences and similarities.

Animation Tips For Smiles

February 20, 2025August 29, 2021 by melindaozel

Nailing the right “smiling eye” look in your characters can be challenging – unless you know how the orbicularis oculi muscle works.

Cheek Raiser vs. Lid Tightener

February 21, 2025February 23, 2020 by melindaozel

Whether you’re using an expression model to pose AUs for academic research, product-based machine learning, or character art, you will face challenges acquiring pure examples of cheek raiser and lid tightener.

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