Olsen Glenn H
USGS Patuxent Wildlife Research Center, 12302 Beech Forest Road, Laurel, MD 20708, USA.
Vet Clin North Am Exot Anim Pract. 2003 Sep;6(3):505-21, vi. doi: 10.1016/s1094-9194(03)00030-6.
The beak, or bill, of the bird is a complicated structure. This article describes beak anatomy as well as disorders of the beak, including trauma and diseases.
