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CHAPTER 18  III The Head  197































                                A






































                                B

                    Figure 18-23  •  A, Lateral view of the head of a healthy shovel-nosed duck showing normal anatomical variations of the beak, nasal cavity,
                    sinuses, eyes, and cranium. B, Note the highly distinctive beak, sloped face, and unobtrusive eyes in this portrait shot of the bird as it
                    recovers from gas anesthesia.



















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           ch018-A02527.indd   197                                                                                    2/11/2008   11:01:11 AM
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