1. It is covered with forward pointing spines, with the supraorbital spines prominent. 2. The supraorbital ridges ( located above the eyes ) are well-developed. 3. The supraorbital is made up of one bone instead of two or three. 4. Finally, the braincase bears a supraorbital crest. 5. Having a dormant supraorbital gland does not negatively affect the health of a penguin. 6. They can drink salt water because their supraorbital gland filters excess salt from the bloodstream. 7. The volume is increased by placing the frontal bones and the supraorbital rim further forward. 8. Indications found of osteoblastic deposition in the glabella were used as evidence for supraorbital enlargement. 9. These elements include supraorbitals that project back and out, others include frills and horns. 10. The supraorbital scales that resemble horns.
Mobile