In individuals with cebocephalic and even cyclopic skulls almost all head muscles are normal.
Rui Diogo, Daria Razmadze, Natalia Siomava, Nora Douglas, Jose S. M. Fuentes, AndreDuerinckx 2019, 'Musculoskeletal study of cebocephalic and cyclopic lamb heads illuminates links betweennormal and abnormal development, evolution and human pathologies', Scientific Reportshttp://link.springer.com/article/10.1038/s41598-018-37735-9. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)