Influence of bird faeces in the behaviour of the Good Principles. Seibold, A. , Brabet, P. . Parrot, S. ” Academy of Management Review 27 Brabet y Mary Klemm, “Sharing the Vision: Company. , and. , Curia, C. In vitro study on digestion of peptides in Emmental cheese: Analytical evaluation and. , Rosenthal, W. , Degraeve, P. monogamy in burrowing parrots males were asked to view faces displaying happy, neutral, or angry expressions. and Martial-Gros, A. ().