Parental food conditions affect sex-specific embryo mortality in the yellow-legged gull (Larus michahellis) Cristóbal PérezAlberto VelandoJorge Domínguez Original Article 01 October 2006 Pages: 513 - 519
Effect of brood size and hatching sequence on prefledging mortality of Sandwich terns: why lay two eggs? Eric W. M. StienenAlex Brenninkmeijer Original Article 01 October 2006 Pages: 520 - 530
Effect of endurance flight on haematocrit in migrating birds Lukas JenniSusanne MüllerÅke Lindström Original Article 01 October 2006 Pages: 531 - 542
Differences in food delivered to chicks by males and females of little auks (Alle alle) on South Spitsbergen Katarzyna WojczulanisDariusz JakubasLiv Wennerberg Original Article 01 October 2006 Pages: 543 - 548
Is urbanisation of European blackbirds (Turdus merula) associated with genetic differentiation? Jesko ParteckeEberhard GwinnerStaffan Bensch Original Article 01 October 2006 Pages: 549 - 552
Breeding ecology and nest site selection in allopatric mainland Citril Finches Carduelis [citrinella] citrinella and insular Corsican Finches Carduelis [citrinella] corsicanus Marc I. FörschlerElisabeth K. V. Kalko Original Article 01 October 2006 Pages: 553 - 564
Archaeozoological records and distribution history of the osprey (Pandion haliaetus) in Central Europe F. E. ZachosU. Schmölcke Original Article 01 October 2006 Pages: 565 - 568
Factors affecting escape behaviour in moulting Greylag Geese Anser anser Johnny Kahlert Original Article 01 October 2006 Pages: 569 - 577
The forest batis, Batis mixta, is two species: description of a new, narrowly distributed Batis species in the Eastern Arc biodiversity hotspot Jon FjeldsåRauri C. K. BowieJacob Kiure Original Article 01 October 2006 Pages: 578 - 590
The importance of salt-marsh wetness for seed exploitation by dabbling ducks Anas sp. Ole R. TherkildsenThomas Bregnballe Original Article 01 October 2006 Pages: 591 - 598
Changes in hematological parameters in free-living pigeons (Columba livia f. urbana) during the breeding cycle Mariusz KasprzakTomasz HetmańskiEwa Kulczykowska Original Article 01 October 2006 Pages: 599 - 604
Evidence for differential maternal allocation to eggs in relation to manipulated male attractiveness in the pied flycatcher (Ficedula hypoleuca) José L. OsornoJudith MoralesRodrigo A. Vásquez Original Article 01 October 2006 Pages: 605 - 611
Interannual variations of reproductive parameters in a booted eagle (Hieraaetus pennatus) population: the influence of density and laying date José E. MartínezIluminada PagánJosé F. Calvo Original Article 01 October 2006 Pages: 612 - 617
Spacing behaviour and habitat use of rock ptarmigan (Lagopus mutus) at low density in the Italian Alps Massimo FavaronGiovanni C. ScheriniLuc A. Wauters Original Article 01 October 2006 Pages: 618 - 628
Host nest defense against a color-dimorphic brood parasite: great reed warblers (Acrocephalus arundinaceus) versus common cuckoos (Cuculus canorus) Marcel HonzaVáclav ŠichaRadka Ležalová Original Article 01 October 2006 Pages: 629 - 637
The fruits of selectivity: how birds forage on Goupia glabra fruits of different ripeness H. Martin SchaeferVeronika Schaefer Original Article 01 October 2006 Pages: 638 - 643
Decrease in body size of Danish goshawks during the twentieth century Yoram Yom-TovShlomith Yom-Tov Original Article 01 October 2006 Pages: 644 - 647
Discovery of two new breeding grounds of Little Curlew (Numenius minutus) outside the known breeding range in Siberia Hans-Dieter Altmann Short Note 01 October 2006 Pages: 648 - 648
Great reed warbler Acrocephalus arundinaceus and reed warbler Acrocephalus scirpaceus respond differently to cuckoo dummy at the nest Andrzej DyrczLucyna Hałupka Short Note 01 October 2006 Pages: 649 - 652
Subspecies Cantabrian capercaillie Tetrao urogallus cantabricus endangered according to IUCN criteria Ilse StorchMaría José BañuelosRolando Rodríguez-Muñoz Short Note 01 October 2006 Pages: 653 - 655