V Italian Congress of Ornithology, Italy: Population decline of the eagle owl in three mountain areas of the Abruzzi Apennines from 1960 to 1990 (with F. Pinchera) (2)
Archivo del Autor: adminVin
Javier Balbontín (co-direction with M.Ferrer), Estación Biológica de Doñana (Spain) and University of Seville (Spain)
Juvenile dispersal
1990
V Italian Congress of Ornithology, Italy: Density and distribution of goshawks in the Abruzzi Apennines: preliminary data (2)
1990
IV World Conference on Birds of Prey and Owls, Germany: Density and distribution of goshawks and buzzards in Central Apennines
Mario Melletti (co-direction with L.Boitani), Estación Biológica de Doñana (Spain) and University of Rome (Italy)
Eco-ethology of forest buffalos
María del Mar Delgado, Estación Biológica de Doñana (Spain)
Juvenile dispersal and animal movement
1989
II Italian Symposium on Vertebrate Censusing, Italy: Distribution and breeding population estimation of some species of Accipitriformes and Falconiformesin the Abruzzi region (with A. Manzi, Mr. Pellegrini, Ms. Pellegrini and F. Pinchera) (2)
1989
II Italian Symposium on Vertebrate Censusing, Italy: The comparison of the methods of playback and passive auditory listening for eagle owl census (with F. Pinchera) (2)
Rui Lourenço, Estación Biológica de Doñana (Spain) and University of Evora (Portugal)
Intraguild predation
Letizia Campioni, Estación Biológica de Doñana (Spain) and University of Seville (Spain)
Use of space and movements: breeders vs. floaters