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Volume 38(1) - June 1991
Articles
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The postnuptial migration of the Garden Warbler (Sylvia borin) in an area of the Tajo valley, central Spain.
APARICIO, R. J., CASAUX, E. and PÉREZ, A. (pages 3-10).
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Some factors affecting numbers of Dippers (Cinclus cinclus) in the central-western Iberian Peninsula..
PERIS, S. J., GONZÁLEZ SÁNCHEZ, N., CARNERO, J. I., VELASCO, J. C. and MASA, A. I. (pages 11-20).
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Diet segregation between chicks and adults of the Gull-billed Tern Gelochelidon nilotica (Gm., 1789) at the Fuente de Piedra lake..
SÁNCHEZ, J. M., MUÑOZ DEL VIEJO, A. and DE LA CRUZ, C. (pages 21-27).
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Laying date of the Golden Eagle (Aquila chrysaetos L.) in Navarra, northern Spain..
FERNÁNDEZ, C. (pages 29-36).
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The migration of Sand Martins (Riparia riparia) in Spain.
ASENSIO, B., CANTOS, F. J., FERNÁNDEZ, A. and VEGA, I. (pages 37-49).
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Group size and flushing distance in House Sparrows (Passer domesticus) in relation to human population density.
REDONDO, A. J. (pages 51-54).
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The Sociable Plover (Chettusia gregaria) in Spain.
DE JUANA, E. (pages 55-59).
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Latitudinal differences in the contribution of bats (Chiroptera) to the diet of Barn Owls (Tyto alba)..
PÉREZ BARBERÍA, F. J. (pages 61-68).
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The diet of Ravens, Carrion Crows and Magpies in the same area during the autumn-winter period..
SOLER, J. J. and SOLER, M. (pages 69-89).
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The population of Choughs (Pyrrhocorax pyrrhocorax) in the southeast of the province of Madrid, central Spain.
BLANCO, G., CUEVAS, J. A. and FARGALLO, J. A. (pages 91-99).
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The postnuptial moult of the Azure-winged Magpie (Cyanopica cyanea cooki).
DE LA CRUZ, C., DE LOPE, F. and DA SILVA, E. (pages 101-115).
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Migration and wintering of small Turdinae in the Iberian Peninsula. II. Wheatear (Oenanthe oenanthe), Whinchat (Saxicola rubetra) and Stonechat (Saxicola torquata).
BUENO, J. M. (pages 117-129).
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Breeding of the Gull-billed Tern Gelochelidon nilotica in the Guadiana Basin in 1989.
SÁNCHEZ, A. and SÁNCHEZ, J. M. (pages 131-135).
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Patterns of distribution and habitat selection of a Great Bustard (Otis tarda) population in northwestern Spain.
MARTÍNEZ, C. (pages 137-147).
Sections
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Report on rare birds in Spain and Portugal in 1989.
DE JUANA, E. and COMITÉ IBÉRICO DE RAREZAS DE LA SOCIEDAD ESPAÑOLA DE ORNITOLOGÍA. (pages 149-166).
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Book reviews.
. (pages 167-175).
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