1. Bermejo R (1987) Descriptive and kinematic analysis of jaw movements during eating behavior in the pigeon. Doctoral thesis, Hunter College, City University of New York, New York
2. Bermejo R, Allan RW, Houben D, Deich J, Zeigler HP (1988) Prehension in the pigeon. I. Descriptive analysis. Exp Brain Res 75: 569–576
3. Bermejo R, Zeigler HP (1986) Kinematics of grasping in the pigeon. Soc Neurosci Abstr 12: 687
4. Bock W (1964) Kinetics of the avian skull. J Morphol 144: 1–41
5. Brooks VB (1986) The neural basis of motor control. Oxford University Press, New York