Easy but ephemeral food: exploring the trade-offs of agricultural practices in the foraging decisions of Lesser Kestrels on farmland

REFERENCES

• Aparicio, J.M. 1990. Método de caza y balance energético diario de Falco naumanni durante el periodo premigratorio. Ardeola 37: 163–178.
   Google Scholar
• Atkinson, P.W., Buckingham, D. & Morris, A.J. 2004. What factors determine where invertebrate-feeding birds forage in dry agricultural grasslands? Ibis 146: 99–107.
   Web of Science ®Google Scholar
• Atkinson, P.W., Fuller, R.J., Vickery, J.A., Conway, G.J., Tallowin, J.R.B., Smith, R.E.N., Haysom, K.A., Ings, T.C., Asteraki, E.J. & Brown, V.K. 2005. Influence of agricultural management, sward structure and food resources on grassland field use by birds in lowland England. J. Appl. Ecol. 42: 932–942.
   Web of Science ®Google Scholar
• Bijlsma, S., Hagemeijer, E.J.M., Verkley, G.J.M. & Zollinger, R. 1988. Ecological Aspects of Lesser Kestrel in Extremadura (Spain). Katholieke University of Nijmegen; Werkgroep Dieroecologie, Vakgroep Experimentele Zoologie, Nijmegen, the Netherlands.
   Google Scholar
• Bonal, R. & Aparício, J.M. 2001. Estudio de la utilizacion del hábitat por parte del cernícalo primilla (Falco naumanni) en una colonia de la comarca de La Mancha. In Garcés, J.F. & Corroto M. (eds) Biología y conservación del cernícalo primilla, 53–63. Conserjería de Medio Ambiente, Dirección General de Promoción y Disciplina Ambiental, Grefa, Madrid.
   Google Scholar
• Bustamante, J. & Negro, J.J. 1994. The post fledgling dependence period of the Lesser Kestrel in southwestern Spain. J. Raptor Res. 28: 158–163.
   Web of Science ®Google Scholar
• Butler, S.J., Bradbury, R.B. & Whittingham, M.J. 2005. Stubble height affects the use of stubble fields by farmland birds. J. Appl. Ecol. 42: 469–476.
   Web of Science ®Google Scholar
• Butler, S.J., Boccaccio, L., Gregory, R., Vorisek, P. & Norris, K. 2010. Quantifying the impact of land-use change to European farmland bird populations. Agr. Ecosyst. Environ. 137: 348–357.
   Web of Science ®Google Scholar
• Calenge, C. 2006. The package adehabitat for the R software: a tool for the analysis of space and habitat use by animals. Ecol. Model. 197: 516–519.
   Web of Science ®Google Scholar
• Catry, I., Dias, M.P., Catry, T., Afanasyev, V., Fox, J., Franco, A.M.A. & Sutherland, W.J. 2011. Individual variation in migratory movements and winter behaviour of Iberian Lesser Kestrels Falco naumanni revealed by geolocators. Ibis 153: 154–164.
   Web of Science ®Google Scholar
• Catry, I., Amano, T., Franco, A.M.A. & Sutherland, W.J. 2012. Influence of spatial and temporal dynamics of agricultural practices on the Lesser Kestrel. J. Appl. Ecol. 49: 99–108.
   Web of Science ®Google Scholar
• Chamberlain, D.E., Fuller, R.J., Bunce, R.G.H., Duckworth, J.C. & Shrubb, M. 2000. Changes in the abundance of farmland birds in relation to the timing of agricultural intensification in England and Wales. J. Appl. Ecol. 37: 771–788.
   Web of Science ®Google Scholar
• Cordeiro, A.P., Ventim, R., Alcazar, R., Catry, I., Franco, A. & Rocha, P. 2005. Seleccão de habitat de alimentação do Peneireiro-das-torres na colónia OU6 da ZPE de CastroVerde. LIFE Project LIFE2002 / NAT / P8481. LPN, Lisbon.
   Google Scholar
• Delgado, A. & Moreira, F. 2000. Bird assemblages of an Iberian cereal steppe. Agr. Ecosyst. Environ. 78: 65–76.
   Web of Science ®Google Scholar
• Development Core Team R. 2010. R: a language and environment for statistical computing. R Foundation for Statistical Computing, Vienna.
   Google Scholar
• Devereux, C.L., McKeever, C.U., Benton, T.G. & Whittingham, M.J. 2004. The effect of sward height and drainage on Common Starlings Sturnus vulgaris and Northern Lapwings Vanellus vanellus foraging in grassland habitats. Ibis 146: 115–122.
   Web of Science ®Google Scholar
• Donald, P.F., Pisano, G., Rayment, M.D. & Pain, D.J. 2002. The Common Agricultural Policy, EU enlargement and the conservation of Europe's farmland birds. Agr. Ecosyst. Environ. 89: 167–182.
   Web of Science ®Google Scholar
• Donázar, J.A., Negro, J.J. & Hiraldo, F. 1993. Foraging habitat selection, land-use changes and population decline in the Lesser Kestrel Falco naumanni. J. Appl. Ecol. 30: 515–522.
   Web of Science ®Google Scholar
• Ena, V., Martínez, A. & Thomas, D.H. 1987. Breeding success of the Great Bustard Otis tarda in Zamora Province, Spain in 1984. Ibis 129: 364–370.
   Web of Science ®Google Scholar
• Franco, A.M.A., Catry, I., Sutherland, W.J. & Palmeirim, J. 2004. Do different habitat preference methods produce the same conservation recommendations for Lesser Kestrels? Anim. Conserv. 7: 291–300.
   Web of Science ®Google Scholar
• García, J.T., Morales, M.B., Martinez, J., Iglesias, L., García de la Morena, E., Suárez, F. & Viñuela, J. 2006. Foraging activity and use of space by Lesser Kestrel Falco naumanni in relation to agrarian management in central Spain. Bird Conserv. Int. 16: 83–95.
   Web of Science ®Google Scholar
• Gardiner, T. & Hassal, M. 2009. Does microclimate affect grasshopper populations after cutting of hay in improved grassland? J. Insect. Conserv. 13: 97–102.
   Web of Science ®Google Scholar
• Green, R.E., Tyler, G.A., Stowe, T.J. & Newton, A.V. 1997. A simulation model of the effect of mowing of agricultural grassland on the breeding success of the corncrake (C. crex). J. Zool. Lond. 243: 81–115.
   Web of Science ®Google Scholar
• Grüebler, M.U., Schuler, H., Müller, M., Spaar, R., Horch, P. & Naef-Daenzer, B. 2008. Female biased mortality caused by anthropogenic nest loss contributes to population decline and adult sex ratio of a meadow bird. Biol. Conserv. 141: 3040–3049.
   Web of Science ®Google Scholar
• Guido, M. & Gianella, D. 2001. Distribution patterns of four Orthoptera species in relation to microhabitat heterogeneity in an ecotonal area. Acta Oecol. 22: 175–185.
   Google Scholar
• Humbert, J.Y., Ghazoul, J., Richner, N. & Walter, T. 2010. Hay harvesting causes high orthopteran mortality. Agr. Ecossyst. Environ. 139: 522–527.
   Web of Science ®Google Scholar
• Humbert, J.Y., Ghazoul, J., Richner, N. & Walter, T. 2012. Uncut grass refuges mitigate the impact of mechanical meadow harvesting on orthopterans. Biol. Conserv. 152: 96–101.
   Web of Science ®Google Scholar
• Johst, K., Brandl, R. & Pfeifer, R. 2001. Foraging in a patchy and dynamic landscape: human land us and the White stork. Ecol. Appl. 11: 60–69.
   Web of Science ®Google Scholar
• Kleijn, D., Schekkerman, H., Dimmers, W.J., Van Kats, R.J.M., Melman, D. & Teunissen, W.A. 2010. Adverse effects of agricultural intensification and climate change on breeding habitat quality of Blacktailed Godwits Limosa l. limosa in the Netherlands. Ibis 152: 475–486.
   Web of Science ®Google Scholar
• Manly, B.F.J., McDonald, L.L. & Thomas, D.L. 1993. Resource Selection by Animals. Chapman and Hall, London.
   Google Scholar
• Milner, B.T., Johnston, K. & Forman, R.T.T. 1989. Scale-dependent proximity of wildlife habitat in a spatially-neutral Bayesian model. Landsc. Ecol. 2: 101–110.
   Web of Science ®Google Scholar
• Moreira, F. 1999. Relationships between vegetation structure and breeding bird densities in fallow cereal steppes in Castro Verde, Portugal. Bird Study 46: 309–318.
   Web of Science ®Google Scholar
• Morris, M.G. 2000. The effects of structure and its dynamics on the ecology and conservation of arthropods in British grasslands. Biol. Conserv. 95: 129–142.
   Web of Science ®Google Scholar
• Newton, I. 2004. The recent declines of farmland bird populations in Britain: an appraisal of causal factors and conservation actions. Ibis 146: 579–600.
   Web of Science ®Google Scholar
• Oppermann, R., Handwerk, J., Holsten, M. & Krismann, A. 2000. Naturverträgliche Mähtechnik für das Feuchtgrünland. Voruntersuchung für das E & E – Vorhaben. ILN Singen, Bonn.
   Google Scholar
• Palacín, C., Alonso, J.C., Martín, C.A. & Alonso, J.A. 2011. The importance of traditional farmland areas for steppe birds: a case study of migrant female Great Bustards Otis tarda in Spain. Ibis 154: 85–95.
   Web of Science ®Google Scholar
• Peggie, C.T., Garratt, C.M. & Whittingham, M.J. 2011. Creating ephemeral resources: how long do the beneficial effects of grass cutting last for birds? Bird Study 58: 390–398.
   Web of Science ®Google Scholar
• Pilon, A. 2005. The effect of vegetation type and mowing on the hunting success of male Montagu's Harriers in east Groningen, the Netherlands. Master Thesis, University of Groningen, Netherlands.
   Google Scholar
• Rodríguez, C., Tapia, L., Kieny, F. & Bustamante, J. 2010. Temporal changes in Lesser Kestrel (Falco naumanni) diet during the breeding season in southern Spain. J. Raptor Res. 44: 120–128.
   Web of Science ®Google Scholar
• Rodríguez, C., Tapia, L., Ribeiro, E. & Bustamante, J. 2013. Crop vegetation structure is more important than crop type in determining where Lesser Kestrels forage. Bird Conserv. Int. doi:10.1017/S0959270913000129
   Web of Science ®Google Scholar
• Savage, R.E. 1931. The relation between the feeding of the herring off the east coast of England and the plankton of the surrounding waters. Fishery Invest. Lond. Ser. 2. 12: 1–88.
   Google Scholar
• Shrubb, M. 1980. Farming influences on the food and hunting of Kestrels. Bird Study 27: 109–115.
   Web of Science ®Google Scholar
• Stephens, D.W. & Krebs, J.R. 1986. Foraging Theory. Princeton University Press, Princeton, NJ.
   Google Scholar
• Suárez, F., Naveso, M.A. & De Juana, E. 1997. Farming in the drylands of Spain: birds of the pseudosteppes. In Pain, D.J. & Pienkowski, M.W. (eds) Farming and Birds in Europe, The Common Agricultural Policy and its Implications for Bird Conservation, 297–330. Academic Press, San Diego.
   Google Scholar
• Tella, J.L., Forero, M.G., Hiraldo, F. & Donázar, J.A. 1998. Conflicts between Lesser Kestrel conservation and European agricultural policies as identified by habitat use analyses. Conserv. Biol. 12: 593–604.
   Web of Science ®Google Scholar
• Tews, J., Bert, D.G. & Mineau, P. 2013. Estimated mortality of selected migratory bird species from mowing and other mechanical operations in Canadian agriculture. Avian Conserv. Ecol. 8: 8.
   Web of Science ®Google Scholar
• Tichit, M., Renault, O. & Potter, T. 2005. Grazing regime as a tool to assess positive side effects of livestock farming systems on wading birds. Livest. Prod. Sci. 96: 109–117.
   Google Scholar
• Tucker, G.M. & Evans, M.I. 1997. Habitats for Birds in Europe: A Conservation Strategy for the Wider Environment. BirdLife International, Cambridge.
   Google Scholar
• Tucker, G.M. & Heath, M.F. 1994. Birds in Europe: Their Conservation Status. BirdLife International, Cambridge.
   Google Scholar
• Ursúa, E., Serrano, D. & Tella, J.L. 2005. Does land irrigation actually reduce foraging habitat for breeding Lesser Kestrels? The role of crop types. Biol. Conserv. 122: 643–648.
   Web of Science ®Google Scholar
• Vickery, J.A., Tallowin, J.R., Feber, R.E., Asteraki, E.J., Atkinson, P.W., Fuller, R.J. & Brown, V.K. 2001. The management of lowland neutral grasslands in Britain: effects of agricultural practices on birds and their food resources. J. Appl. Ecol. 38: 647–664.
   Web of Science ®Google Scholar
• Ward, P. & Zahavi, A. 1973. The importance of assemblages of birds as ‘information centres’ for food finding. Ibis 115: 517–534.
   Web of Science ®Google Scholar
• Whittingham, M.J. & Devereux, C.L. 2008. Changing grass height alters foraging site selection by wintering farmland birds. Basic Appl. Ecol. 9: 779–788.
   Web of Science ®Google Scholar