Volume 36(1) - June 1989

Articles

3. Breeding failure in Jackdaws (Corvus monedula): egg losses and nestling mortality. SOLER, M. (pages 3-24).
25. Geographical and seasonal variations in the food habits of the Eagle Owl (Bubo bubo) in Navarra, northern Spain. DONÁZAR, J. A. (pages 25-39).
41. Altitudinal distribution and geographical patterns of trophic affinity of the Barn Owl (Tyto alba) in the mountains of León, Spain. ALEGRE, J., HERNÁNDEZ, A., PURROY, F. J. and SÁNCHEZ, A. J. (pages 41-54).
55. Nestling growth in Swallows (Hirundo rustica L.): differences among brood sizes. DE LOPE, F. and DE LA CRUZ, C. (pages 55-60).
61. The postnuptial migration of the Willow Warbler, Phylloscopus trochilus, through the western Mediterranean region. ASENSIO, B. and CANTOS, F. J. (pages 61-71).
73. Fruit consumption and seed removal of holly (Ilex aquifolium L.) by passerines in the western Cantabrian Mountains. NW Spain. GUITIÁN, J. (pages 73-82).

Short notes

83. Nestling diet of Great Tits (Parus major) in the orange groves of Valencia, eastern Spain. BARBA, E., GIL-DELGADO, J. A. and LÓPEZ, J. A. (pages 83-87).
87. Nesting of Procellariiformes in the coast of Murcia, SE Spain. GONZÁLEZ BARBERÁ, G. and HERNÁNDEZ GIL, V. (pages 87-90).
91. The expansion of the breeding range of the Shelduck Tadorna tadorna (L.) in Spain. ROBLEDANO, F. and CALVO, J. F. (pages 91-95).
96. Comments on the criteria used for the ornithological evaluation of wetlands. DOMÍNGUEZ, J. (pages 96-101).
102. The breeding population of the Grey Heron (Ardea cinerea) in the River Duero basin (Spain), 1988. CAMPOS, F. and FERNÁNDEZ-CRUZ, M. (pages 102-106).
107. Wintering of Dupont's Larks, Chersophilus duponti, in the Iberian Peninsula. SUÁREZ, F. and GARZA, V. (pages 107-110).

Sections

111. Report on rare birds in Spain in 1987.. DE JUANA, E. and COMITÉ IBÉRICO DE RAREZAS DE LA SOCIEDAD ESPAÑOLA DE ORNITOLOGÍA. (pages 111-123).
125. Book reviews. . (pages 125-135).