Dinàmica de l'estructura social de les cotorretes de cap negre Nandayus nenday (Aves, Psittacidae) en captivitat

Resum

The social behaviours (agonistic and preening behaviour) of a group of black headed parrots, Nandayus nenday, in captivity, are valued with the purpose of analyzing the dependencies and correlations that exisr between these social links. The specimens come from different installations and have been joint together because of this research. The previous knowledge of the specimens helps in the interpretation of social relationships. The social group structure is designed starting from the social relationships and their influence on individual behaviouur.