Papers in journals listed by the Science Citation Index (SCI)

 

Papers in press | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | before 2013

 

In press:

 

90. Truchado, D.A., Moens, M.A.J., Callejas, S., Pérez-Tris, J. & Benítez, L. 2018. Genomic characterization of the first oral avian papillomavirus in a colony of breeding canaries (Serinus canaria). Veterinary Research Communications, in press. [Open screen access]

89. Fernández-González, S., Pérez-Rodríguez, A., Proctor, H. C., De la Hera, I. & Pérez-Tris, J. 2018. High diversity and low genetic structure of feather mites associated with a phenotypically variable bird host. Parasitology, in press.

 

2018:

88. De La Hera, I., Fandos, G., Fernández-López, J., Onrubia, A., Pérez-Rodríguez, A., Pérez-Tris, J. & Tellería, J.L. 2018. Habitat segregation by breeding origin in the declining populations of European Robins wintering in southern Iberia. Ibis 160: 355-364. [Open screen access]

87. Moens, M.A.J, Pérez-Tris, J., Cortey, M. & Benítez, L. 2018. Identification of two novel CRESS DNA viruses associated with an Avipoxvirus lesion of a blue-and-gray Tanager (Thraupis episcopus). Infection, Genetics and Evolution 60: 89-96. [Open screen access]

 

2017:

86. Moens, M.A.J., Pérez-Tris, J., Milá, B. & Benítez, L. 2017. The biological background of a recurrently emerging infectious disease: prevalence, diversity and host specificity of Avipoxvirus in wild Neotropical birds. Journal of Avian Biology 48: 1041-1046.

85. De la Hera, I., Fandos, G., Fernández-López, J., Onrubia, A., Pérez-Rodríguez, A., Pérez-Tris, J. & Tellería, J.L. 2017. Stable isotope analysis reveals biases in the performance of a morphological method to distinguish the migratory behaviour of European Robins Erithacus rubecula. Ardeola 62: 67-76.

 

2016:

84. Ruiz-Martínez, J., Ferraguti., M., Figuerola., J., Martínez-de la Puente, J., Williams, R.A.J., Herrera-Dueñas, A., Aguirre, J.I., Soriguer, R., Escudero, C., Moens, M.A.J.,  Pérez-Tris, J. & Benítez, L. 2016. Prevalence and genetic diversity of Avipoxvirus in House Sparrows in Spain. PLoS ONE 11: e0168690 [Open access]

83. Remacha, C., Delgado, J.A., Bulaic, M. & Pérez-Tris, J. 2016. Human disturbance during early life impairs nestling growth in birds inhabiting a nature recreation area. PLoS ONE 11: e0166748 [Open access]

82. Moens, M.A.J., Valkiūnas, G., Paca, A., Bonaccorso, E., Aguirre, N. & Pérez-Tris, J. 2016. Parasite specialization in a unique habitat: hummingbirds as reservoirs of generalist blood parasites of Andean birds. Journal of Animal Ecology 85: 1234-1245.

81. Mantilla, J.S., González, A.D., Lotta, I.A., Moens, M., Pacheco, M.E., Escalante, A.A., Valkiūnas, G., Moncada, L.I., Pérez-Tris, J. & Matta, N.E. 2016. Haemoproteus erythrogravidus n.sp.(Haemosporida, Haemoproteidae): Description and molecular characterization of a widespread blood parasite of birds in South America. Acta Tropica 159: 83-94.

80. Hahn, S., Korner-Nievergelt, F., Emmenegger, T., Amrhein, V., Csörgő, T., Gursoy, A., Ilieva, M., Kverek, P., Pérez-Tris, J., Pirrello, S., Zehtindjiev, P. & Salewski, V. 2016. Longer wings for faster springs - wing length relates to spring phenology in a long-distance migrant across its range. Ecology and Evolution 6: 68-77.

79. Moens, M.A.J. & Pérez-Tris, J. 2016. Discovering potential sources of emerging pathogens: South America is a reservoir of generalist avian blood parasites. International Journal for Parasitology 46: 41-49.

 

2015:

78. De la Hera, I., Pérez-Tris, J. & Tellería, J.L. 2015. Adventitious feather replacement favours a more rapid regeneration of primaries over rectrices in two passerine bird species. Ibis 157: 883-887.

77. Escudero Duch, C., Williams, R.A.J., Timm, R.M., Pérez-Tris, J. & Benítez, L. 2015. A Century of Shope Papillomavirus in museum rabbit specimens. PLoS ONE  10: e0132172  [Open access]

76. Fernández-González, S., Pérez-Rodríguez, A., De la Hera, I., Proctor, H. C. & Pérez-Tris, J. 2015. Different space preferences and within-host competition promote niche partitioning between symbiotic feather mite species. International Journal for Parasitology 45: 655-662.

75. Pérez-Rodríguez, A., De la Hera, I., Bensch, S. & Pérez-Tris, J. 2015. Evolution of seasonal transmission patterns in avian blood-borne parasites. International Journal for Parasitology 45: 605-611.

 

2014:

74. Díaz-Real, J., Serrano, D., Pérez-Tris, J., Fernández-González, S., Bermejo, A., Calleja, J.A., De la Puente, J., De Palacio, D., Martínez, J.L., Moreno-Opo, R., Ponce, C., Frías, O., Tella, J.L., Møller, A.P., Figuerola, J., Pap, P.L., Kovács, I., Vágási, C.I., Meléndez, L., Blanco, G., Aguilera, E., Senar, J.C., Galván, I., Atiénzar, F., Barba, E., Cantó, J.L., Cortés, V., Monrós, J.S., Piculo, R., Vögeli, M., Borras, A., Navarro, C., Mestre, A. & Jovani, R. 2014. Repeatability of feather mite prevalence and intensity in passerine birds. PLoS ONE 9: e107341 [Open access]

73. Pérez-Rodríguez, A., De la Hera, I., Fernández-González, S. & Pérez-Tris, J. 2014. Global warming will reshuffle the areas of high prevalence and richness of three genera of avian blood parasites. Global Change Biology 20: 2406-2416.

72. Williams, R.A.J., Escudero Duch, C., Pérez-Tris, J. & Benítez, L. 2014. Polymerase chain reaction detection of avipox and avian papillomavirus in naturally infected wild birds: comparisons of blood, swab and tissue samples. Avian Pathology 43: 130-134.

71. Pardal, S., Alves, J.A., Zé-Zé, L., Osório, H., Rocha, A., Lopes, R.J., Potts, P., Amaro, F., Santiago-Quesada, F., Sánchez-Guzmán, J.M., Masero, J., Alves, M.J., Pérez-Tris, J., Ramos, J.A. & Mendes, L. 2014. Shorebird low spillover risk of mosquito-borne pathogens on Iberian wetlands. Journal of Ornithology 155: 549-554.

70. Santos, T., Carbonell, R., Galarza, A., Pérez-Tris, J., Ramírez, A. & Tellería, J.L. 2014. The importance of northern Spanish farmland for wintering migratory passerines: a quantitative assessment. Bird Conservation International 24: 1-16.

 

2013:

69. Tellería, J.L., De la Hera, I., & Pérez-Tris, J. 2013. Morphological variation as a tool for monitoring bird populations: a review. Ardeola 60: 191-224.

68. Tellería, J.L., Blázquez, M., De la Hera, I., & Pérez-Tris, J. 2013. Migratory and resident Blackcaps Sylvia atricapilla wintering in southern Spain show no resource partitioning. Ibis 155: 750-761.

67. Pérez-Rodríguez, A., Fernández-González, S., De la Hera, I., & Pérez-Tris, J. 2013. Finding the appropriate variables to model the distribution of vector-borne parasites with different environmental preferences: climate is not enough. Global Change Biology 19: 3245-3253.

66. Pérez-Rodríguez, A., Ramírez, A., Richardson, D.S. & Pérez-Tris, J. 2013. Evolution of parasite island syndromes without long-term host population isolation: parasite dynamics in Macaronesian blackcaps Sylvia atricapilla. Global Ecology and Biogeography 22: 1272-1281.

65. Fernández-González, S., De la Hera, I., Pérez-Rodríguez, A. & Pérez-Tris, J. 2013. Divergent host phenotypes create opportunities and constraints on the distribution of two wing-dwelling feather mites. Oikos 122: 1227-1237.

64. Mendes, L., Pardal, S., Morais, J., Antunes, S., Ramos, J.A., Pérez-Tris, J. & Piersma, T. 2013. Hidden haemosporidian infections in Ruffs (Philomachus pugnax) staging in Northwest Europe en route from Africa to Arctic Europe. Parasitology Research 112: 2037-2043.

63. Pérez-Rodríguez, A., De la Puente, J., Onrubia, A. & Pérez-Tris, J. 2013. Molecular characterization of haemosporidian parasites from kites of the genus Milvus (Aves: Accipitridae). International Journal for Parasitology 43: 381-387.

 

Before 2013:

62. Ewen, J.G., Bensch, S., Blackburn, T.M., Bonneaud, C., Brown, R., Cassey, P., Clarke, R. & Pérez-Tris, J. 2012. Establishment of exotic parasites: the origins and characteristics of an avian malaria community in an isolated island avifauna. Ecology Letters 15: 1112-1119. [PDF]

61. Ventim, R., Mendes, L., Ramos, J.A., Cardoso, H. & Pérez-Tris, J. 2012. Local haemoparasites in introduced wetland passerines. Journal of Ornithology 153: 1253-1259. [PDF]

60. Ventim, R., Ramos, J.A., Osório, H., Lopes, R., Pérez-Tris, J. & Mendes, L. 2012. Avian malaria infections in western European mosquitoes. Parasitology Research 111: 637-645. [PDF]

59. De la Hera, I., Pérez-Tris, J. & Tellería, J.L. 2012. Habitat distribution of migratory and sedentary blackcaps Sylvia atricapilla wintering in southern Iberia: a morphological and biogeochemical approach. Journal of Avian Biology 43: 333-340. [PDF]

58. Fuller, T., Bensch, S., Müller, I., Novembre, J., Pérez-Tris, J., Ricklefs, R.E., Smith, T.B. & Waldenström, J. 2012. The ecology of emerging infectious diseases in migratory birds: an assessment of the role of climate change and priorities for future research. EcoHealth 9: 80-88. [PDF]

57. Ventim, R., Tenreiro, P., Grade, N., Encarnação, P., Araújo, M., Mendes, L., Pérez-Tris, J. & Ramos, J.A. 2012. Characterization of Haemosporidian infections in warblers and sparrows at south-western European reed beds. Journal of Ornithology 153: 505-512. [PDF]

56. Ventim, R. Morais, J., Pardal, S., Mendes, L., Ramos, J. A. & Pérez-Tris, J. 2012. Host-parasite associations and host-specificity in haemoparasites of reed bed passerines. Parasitology 139: 310-316. [PDF]

55. Tellería, J.L., Díaz, J.A., Pérez-Tris, J., De Juana, E., De la Hera, I., Iraeta, P., Salvador, A. & Santos, T. 2011. Barrier effects on vertebrate distribution caused by a motorway crossing through fragmented forest landscape. Animal Biodiversity and Conservation 34: 331-340. [PDF]

54. Pérez-Tris, J., Williams, R. A. J., Abel-Fernández, E., Barreiro, J., Conesa, J. J., Figuerola, J., Martinez-Martínez, M., Ramírez, A. & Benitez, L. 2011. A multiplex PCR for detection of Poxvirus and Papillomavirus in cutaneous warts from live birds and museum skins. Avian Diseases 55: 545-553. [PDF]

53. Collins, S.A., De Kort, S., Pérez-Tris, J. & Tellería, J.L. 2011. Divergent sexual selection on birdsong: a reply to Byers. Animal Behaviour 82: e4-e7. [PDF]

52. Marzal, A., Ricklefs, R. E., Valkiūnas, G., Albayrak, T., Arriero, E., Bonneaud, C., Czirják, G. A., Ewen, J., Hellgren, O., Horakova, D., Iezhova, T. A., Jensen, H., Križanauskienė, A., Lima, M. R., De Lope, F., Magnussen, E., Martin, L. B., Møller, A. P., Palinauskas, V., Pap, P. L., Pérez-Tris, J., Sehgal, R. N. M, Soler, M., Szöllősi, E., Westerdahl, H., Zetindjiev, P. & Bensch, S. 2011. Diversity, loss, and gain of malaria parasites in a globally invasive bird. PLoS ONE 6: e21905. [Open access]

51. De la Hera, I., Schaper, S. V., Díaz, J. A., Pérez-Tris, J., Bensch, S. & Tellería, J. L. 2011. How much variation in the molt duration of passerines can be explained by the growth rate of tail feathers? The Auk 128: 321-329. [PDF]

50. Remacha, C., Pérez-Tris, J. & Delgado, J. A. 2011. Reducing visitors’ group size increases the number of birds during educational activities: implications for management of nature-based recreation. Journal of Environmental Management 92: 1564-1568. [PDF]

49. De la Hera, I., Hedenström, A., Pérez-Tris, J. & Tellería, J. L. 2010. Structural and mechanical differences between original and replaced feathers in blackcaps Sylvia atricapilla. Ardeola 57: 431-436. [PDF]

48. Santos, T., Galarza, A., Ramírez, A., Pérez-Tris, J., Carbonell, R. & Tellería, J. L. 2010. Vegetational versus topographical effects on forest bird communities: a test in the Cantabrian Mixed Forest Ecoregion (Spain). Ardeola 57: 285-302. [PDF]

47. De la Hera, I., Pérez-Tris, J. & Tellería, J. L. 2010. Relationships among timing of moult, moult duration and feather mass in long-distance migratory passerines. Journal of Avian Biology 41: 609-614. [PDF]

46. De la Hera, I., Pérez-Tris, J. & Tellería, J. L. 2010. Migratory behavior and differential resource allocation between wing and tail feathers in a passerine bird. The Auk 127: 647-652. [PDF]

45. De la Hera, I., Hedenström, A., Pérez-Tris, J. & Tellería, J. L. 2010. Variation in the mechanical properties of flight feathers of the blackcap Sylvia atricapilla in relation to migration. Journal of Avian Biology 41: 342-347. [PDF]

44. Križanauskienė, A., Pérez-Tris, J., Palinauskas, V., Hellgren, O., Bensch, S. & Valkiūnas, G. 2010. Molecular phylogenetic and morphological analysis of haemosporidian parasites (Haemosporida) in a naturally infected European songbird, the blackcap Sylvia atricapilla, with description of Haemoproteus pallidulus sp. nov. Parasitology 137: 217-227. [PDF]

43. Santos, T., Pérez-Tris, J., Carbonell, R., Tellería, J. L. & Díaz, J. A. 2009. Monitoring the performance of wild-born and introduced lizards in a fragmented landscape: implications for ex-situ conservation programmes. Biological Conservation 142: 2923-2930. [PDF]

42. Hellgren, O., Pérez-Tris, J. & Bensch, S. 2009. A jack-of-all-trades and still a master of some: prevalence and host range in avian malaria and related blood parasites. Ecology 90: 2840-2849. [PDF] [ERRATUM]

41. Bensch, S., Hellgren, O. & Pérez-Tris, J. 2009. MalAvi: A public database of malaria parasites and related haemosporidians in avian hosts based on mitochondrial cytochrome b lineages. Molecular Ecology Resources 9: 1353-1358. [PDF]

40. De la Hera, I., Pérez-Tris, J. & Tellería, J. L. 2009. Repeatable length and mass but not growth rate of individual feathers between moults in a passerine bird. Acta Ornithologica 44: 95-99. [PDF]

39. De la Hera, I., Díaz, J. A., Pérez-Tris, J. & Tellería, J. L. 2009. A comparative study of migratory behaviour and body mass as determinants of moult duration in passerines. Journal of Avian Biology 40: 461-465. [PDF]

38. De la Hera, I., Pérez-Tris, J. & Tellería, J. L. 2009. Migratory behaviour affects the trade-off between feather growth rate and feather quality in a passerine bird. Biological Journal of the Linnean Society 97: 98-105. [PDF]

37. Collins, S. A., De Kort, S. R., Pérez-Tris, J. & Tellería, J. L. 2009. Migration strategy and divergent sexual selection on bird song. Proceedings of the Royal Society B 276: 585-590. [PDF]

36. Tellería, J. L., Ramírez, A., Galarza, A., Carbonell, R., Pérez-Tris, J. & Santos, T. 2009. Do migratory pathways affect regional abundance of wintering birds? A test in northern Spain. Journal of Biogeography 36: 220-229. [PDF]

35. Tellería, J. L., Ramírez, A., Galarza, A., Carbonell, R., Pérez-Tris, J. & Santos, T. 2008. Geographical, landscape and habitat effects on birds in Northern Spanish farmlands: implications for conservation. Ardeola 55: 203-219. [PDF]

34. Tellería, J. L., Ramírez, A. & Pérez-Tris, J. 2008. Fruit tracking between sites and years by birds in Mediterranean wintering grounds. Ecography 31: 381-388. [PDF]

33. Santos, T., Díaz, J. A., Pérez-Tris, J., Carbonell, R. & Tellería, J. L. 2008. Habitat quality predicts the distribution of a lizard in fragmented woodlands better than habitat fragmentation. Animal Conservation 11: 46-56. [PDF]

32. García, J. T., Suárez, F., Garza, V., Calero-Riestra, M., Hernández, J. & Pérez-Tris, J. 2008. Genetic and phenotypic variation among geographically isolated populations of the globally threatened Dupont’s lark Chersophilus duponti. Molecular Phylogenetics and Evolution 46: 237-251. [PDF]

31. De la Hera, I., Pérez-Tris, J. & Tellería, J. L. 2007. Testing the validity of discriminant function analyses based on bird morphology: the case of migratory and sedentary blackcaps (Sylvia atricapilla) wintering in southern Iberia. Ardeola 54: 81-91. [PDF]

30. Díaz, J. A., Pérez-Tris, J., Bauwens, D., Pérez-Aranda, D., Carbonell, R., Santos, T. & Tellería, J. L. 2007. Reproductive performance of a lacertid lizard at the core and the periphery of the species’ range. Biological Journal of the Linnean Society 92: 87-96. [PDF]

29. Hellgren, O., Waldenström, J., Pérez-Tris, J., Szöllősi, E., Hasselquist, D., Krizanauskiene, A., Ottosson, U. & Bensch, S. 2007. Detecting shifts of transmission areas in avian blood parasites - a phylogenetic approach. Molecular Ecology 16: 1281-1290. [PDF]

28. Pérez-Tris, J., Hellgren, O., Križanauskienė, A., Waldenström, J., Secondi, J., Bonneaud, C., Fjeldså, J., Hasselquist, D. & Bensch, S. 2007. Within-host speciation of malaria parasites. PLoS ONE 2: e-235 [Open access]

27. Tellería, J. L. & Pérez-Tris, J. 2007. Habitat effects on resource tracking ability: do wintering blackcaps track fruit availability? Ibis 149: 18-25. [PDF]

26. van Noordwijk, A. J., Pulido, F., Helm, B., Coppack, T., Delingat, J., Dingle, H., Hedenström, A., van der Jeugd, H., Marchetti, C., Nilsson, A. & Pérez-Tris, J. 2006. A framework for the study of genetic variation in migratory behaviour. Journal of Ornithology 147: 221-233. [PDF]

25. Bonneaud, C., Pérez-Tris, J., Federici, P., Chastel, O. & Sorci, G. 2006. Major histocompatibility alleles associated with local resistance to malaria in a passerine. Evolution 60: 383-389. [PDF]

24. Reullier, J., Pérez-Tris, J., Bensch, S. & Secondi, J. 2006. Diversity, distribution and exchange of blood parasites meeting at an avian moving contact zone. Molecular Ecology 15: 753-763. [PDF]

23. Díaz, J. A., Pérez-Tris, J., Tellería, J. L., Carbonell, R. & Santos, T. 2005. Reproductive investment of a lacertid lizard in fragmented habitat. Conservation Biology 19: 1578-1585. [PDF]

22. Piersma, T., Pérez-Tris, J., Mouritsen, H., Bauchinger, U. & Bairlein, F. 2005. Is there a ‘migratory syndrome’ common to all migrant birds? Annals of the New York Academy of Sciences 1046: 282-293. [PDF]

21. Pérez-Tris, J. & Bensch, S. 2005. Dispersal increases local transmission of avian malarial parasites. Ecology Letters 8: 838-845. [PDF]

20. Pérez-Tris, J. & Bensch, S. 2005. Diagnosing genetically diverse avian malarial infections using mixed-sequence analysis and TA-cloning. Parasitology 131: 15-23. [PDF]

19. Tellería, J. L., Ramírez, A. & Pérez-Tris, J. 2005. Conservation of seed-dispersing migrant birds in Mediterranean habitats: shedding light on patterns to preserve processes. Biological Conservation 124: 493-502. [PDF]

18. Pérez-Tris, J., Hasselquist, D., Hellgren, O., Krizanauskiene, A., Waldenström, J. & Bensch, S. 2005. What are malaria parasites? Trends in Parasitology 21: 209-211. [PDF]

17. Pérez-Tris, J., Bensch, S., Carbonell, R., Helbig, A. J. & Tellería, J. L. 2004. Historical diversification of migration patterns in a passerine bird. Evolution 58: 1819-1832. [PDF]

16. Bensch, S., Pérez-Tris, J., Waldenström, J. & Hellgren, O. 2004. Linkage between nuclear and mitochondrial DNA sequences in avian malaria parasites: multiple cases of cryptic speciation? Evolution 58: 1617-1621. [PDF]

15. Pérez-Tris, J. & Santos, T. 2004. El estudio de la migración de aves en España: trayectoria histórica y perspectivas de futuro. Ardeola 51: 71-89. [PDF]

14. Pérez-Tris, J., Díaz, J. A. & Tellería, J. L. 2004. Loss of body mass under predation risk: cost of anti-predatory behaviour or adaptive fit-for-escape? Animal Behaviour 67: 511-521. [PDF]

13. Tellería, J.L. & Pérez-Tris, J. 2004. Consequences of the settlement of migrant European robins Erithacus rubecula in wintering habitats occupied by conspecific residents. Ibis 146: 258-268. [PDF]

12. Tellería, J.L. & Pérez-Tris, J. 2003. Seasonal distribution of a migratory bird: effects of local and regional resource tracking. Journal of Biogeography 30: 1583-1591. [PDF]

11. Pérez-Tris, J., Ramírez, A. & Tellería, J.L. 2003. Are Iberian Chiffchaffs Phylloscopus (collybita) brehmii long-distance migrants? An analysis of flight-related morphology. Bird Study 50: 146-152. [PDF]

10. Carbonell, R., Pérez-Tris, J. & Tellería, J.L. 2003. Effects of habitat heterogeneity and local adaptation on the body condition of a forest passerine at the edge of the range. Biological Journal of the Linnean Society 79: 479-488. [PDF]

9. Pérez-Tris, J., Carbonell, R. & Tellería, J.L. 2002. Parasites and the blackcap’s tail: implications for the evolution of feather ornaments. Biological Journal of the Linnean Society 76: 481-492. [PDF]

8. Pérez-Tris, J. & Tellería, J.L. 2002. Migratory and sedentary blackcaps in sympatric non-breeding grounds: implications for the evolution of avian migration. Journal of Animal Ecology 71: 211-224. [PDF]

7. Pérez-Tris, J. & Tellería, J.L. 2002. Regional variation in seasonality affects migratory behaviour and life-history traits of two Mediterranean passerines. Acta Oecologica 23: 13-21. [PDF]

6. Tellería, J.L., Virgós, E., Carbonell, R., Pérez-Tris, J. & Santos, T. 2001. Behavioural responses to changing landscapes: flock structure and anti-predator strategies of tits wintering in fragmented forests. Oikos 95: 253-264. [PDF]

5. Tellería, J. L., Pérez-Tris, J., Ramírez, A., Fernández-Juricic, E. & Carbonell, R. 2001. Distribution of robins (Erithacus rubecula) in wintering grounds: effects of conspecific density, migratory status and age. Ardea 89: 363-373. [PDF]

4. Pérez-Tris, J. & Tellería, J.L. 2001. Age-related variation in wing shape of migratory and sedentary blackcaps, Sylvia atricapilla. Journal of Avian Biology 32: 207-213. [PDF]

3. Pérez-Tris, J., De la Puente, J., Pinilla, J. & Bermejo, A. 2001. Body moult and autumn migration in the Barn Swallow Hirundo rustica: is there a cost of moulting late? Annales Zoologici Fennici 38: 139-148. [PDF]

2. Pérez-Tris, J., Carbonell, R. & Tellería, J. L. 2000. Abundance distribution, morphological variation, and juvenile condition of robins Erithacus rubecula (L.) in their Mediterranean range boundary. Journal of Biogeography 27: 879-888. [PDF]

1. Pérez-Tris, J., Carbonell, R. & Tellería, J. L. 1999. A method for differentiating between sedentary and migratory Blackcaps Sylvia atricapilla in wintering areas of Southern Iberia. Bird Study 46: 299-304. [PDF]