The cranium, the upper part enclosing the brain, comprising the frontal, parietal, occipital, temporal, sphenoid, and ethmoid bones, is globular and relatively large compared to the facial portion.

• 盖住脑的头盖骨包含前沿、腔壁、枕骨、颞、蝶骨和筛骨。头盖骨呈球状，比面部要大。