In birds, the beak is the most important organ for manipulative actions: its manipulative capabilities vary as much as those of the forepaws and snouts of mammals. For the peripheral parts and at brainstem levels, the sensorimotor circuit of the avian oral region is roughly similar to the mammalian, but is strikingly different at higher levels of the central nervous system (CNS) (Ariens- Kappers et al. 1936). Our field of interest is the organization of the telencephalic areas involved in the manipulative actions of the bill. The goose was chosen as a subject because of the extensive...
In birds, the beak is the most important organ for manipulative actions: its manipulative capabilities vary as much as those of the forepaws and snout...