in cockatoos, continued forwards to the lacrymal bone, so as to form a complete infraorbital bridge.

The head is almost entirely protected by hard bone; even the cheeks are cuirassed by the dilated infraorbital bones.

It then exits the canal through the infraorbital foramen to innervate the upper lip, cheek and side of the nose.

innervaterojects anteriorly, the infraorbital nerve gives off the anterior and middle superior alveolar nerves, innervating the upper teeth.

in cockatoos, continued forwards to the lacrymal bone, so as to form a complete infraorbital bridge.

The head is almost entirely protected by hard bone; even the cheeks are cuirassed by the dilated infraorbital bones.