Drivers of recovery The spectacular recovery of the Spanish imperial eagle has been to a great degree the result of active conservation effort and legal protection. The species benefits from protection under <strong>in</strong>ternational and national legislation and protected areas encompass more than 70% of the total breed<strong>in</strong>g population [1, 34] . Habitat management has been an important driver of recovery for the species, <strong>in</strong>clud<strong>in</strong>g management to improve food availability and modification of power cables to prevent electrocution [1, 29, 34, 37] . The ‘Alzando el Vuelo’ (Fly<strong>in</strong>g High) programme of SEO/BirdLife (BirdLife <strong>in</strong> Spa<strong>in</strong>) and the private land protection of Fundación de Amigos del Aguila Imperial (FAAI), engages national authorities, local communities and private landowners <strong>in</strong> conserv<strong>in</strong>g and protect<strong>in</strong>g Spanish imperial eagle habitat, form<strong>in</strong>g a large land stewardship network. Agreements are signed with landowners who manage their land sympathetically to Spanish imperial eagle conservation [29, 35, 38, 39] . In Doñana, drastic measures were taken to mitigate decl<strong>in</strong><strong>in</strong>g trends, <strong>in</strong>clud<strong>in</strong>g the release of <strong>in</strong>dividual eagles to re<strong>in</strong>force the population [33] . Spanish imperial eagle is a good candidate for re<strong>in</strong>troduction, as dispersal is limit<strong>in</strong>g and not habitat availability [22, 24–26] . The ongo<strong>in</strong>g re<strong>in</strong>troduction of Spanish imperial eagles <strong>in</strong> Cádiz prov<strong>in</strong>ce was <strong>in</strong>itiated <strong>in</strong> 2002, first breed<strong>in</strong>g occurred <strong>in</strong> 2010 [26, 33] and today there are seven territories are occupied [22] . Although attitudes towards the Spanish imperial eagle have improved (see ‘Alzando el Vuelo’ programme [35] ), persecution rema<strong>in</strong>s an issue. For example, <strong>in</strong> Portugal, the sole breed<strong>in</strong>g male was shot <strong>in</strong> 2009 [40] . Poison<strong>in</strong>g is also a critical threat to the species, as enforcement of anti-poison<strong>in</strong>g legislation is not currently effective [28, 31, 34] . At present, the recovery of the Spanish imperial eagle is still dependent on <strong>in</strong>tensive management. 246
References 1. Sánchez, B., González, L. & Barov, B. 2008. Action Plan for the Spanish Imperial Eagle Aquila adalberti <strong>in</strong> the European Union. Strasbourg: European Commission. 2. Ferrer, M. 2001. The Spanish Imperial Eagle. Barcelona: Lynx Edicions. 3. Ferrer, M. & Negro, J.J. 2004. The near ext<strong>in</strong>ction of two large European predators: super-specialists pay a price. Conservation Biology 18: 344–349. 4. González, L.M. 2008. Orig<strong>in</strong> and formation of the Spanish Imperial Eagle (Aquila adalberti). Journal of Ornithology 149: 151–159. 5. González, L.M. 1996. Action Plan for the Spanish Imperial Eagle (Aquila adalberti). In B. Heredia, L. Rose & M. Pa<strong>in</strong>ter (eds). Globally Threatened Birds <strong>in</strong> Europe: Action Plans: 175–189. Strasbourg: Council of Europe Publish<strong>in</strong>g. 6. González, L.M., Hiraldo, F., Delibes, M. & Calderon, J. 1989. Reduction <strong>in</strong> the range of the Spanish Imperial Eagle (Aquila adalberti Brehm, 1861) s<strong>in</strong>ce AD 1850. Journal of Biogeography 16: 305–315. 7. González, L.M., Oria, J., Sánchez, R., Margalida, A., Aranda, A., L., P., Caldera, J. & Mol<strong>in</strong>a, J.I. 2008. Status and habitat changes <strong>in</strong> the endangered Spanish Imperial Eagle Aquila adalberti population dur<strong>in</strong>g 1974–2004: implications for its recovery. Bird Conservation International 18: 242–259. 8. González, L.M., J. Bustamonte & Hiraldo, F. 1990. Factors <strong>in</strong>fluenc<strong>in</strong>g the present distribution of the Spanish Imperial Eagle Aquila adalberti. Biological Conservation 51: 311–319. 9. González, L.M. 1991. Historia Natural del Águila Imperial Ibérica (Aquila adalberti, Brehm, 1861). Madrid: Colección Técnica. ICONA, M<strong>in</strong>isterio de Agricultura, Pesca y Alimentación. 10. Sánchez, R., Margalida, A., González, L.M. & Oria, J. 2009. Temporal and spatial differences <strong>in</strong> the feed<strong>in</strong>g ecology of the Spanish Imperial Eagle Aquila adalberti dur<strong>in</strong>g the non-breed<strong>in</strong>g season: effects of the rabbit population crash. Acta Ornithologica 44: 53–58. 11. Fernández, M., Oria, J., Sánchez, R., González, L.M. & Margalida, A. 2009. Space use of adult Spanish Imperial Eagles Aquila adalberti. Acta Ornithologica 44: 17–26. 12. González, L.M., Bustamente, J. & Hiraldo, F. 1992. Nest<strong>in</strong>g habitat selection by the Spanish Imperial Eagle Aquila adalberti. Biological Conservation 59: 45–50. 13. UNEP-WCMC Species Database. Cambridge: United Nations Environmental Program, World Conservation Monitor<strong>in</strong>g Centre. Available from: http://www.unep-wcmc-apps.org/isdb/Taxonomy/ [accessed on: 04 April 2013]. 14. IUCN. 2012. IUCN Red List of Threatened Species. Version 2012.2. Available from: http://www.iucnredlist.org [accessed on 04 April 2013]. 15. BirdLife International. 2004. Birds <strong>in</strong> Europe: Population Estimates, Trends and Conservation Status. Cambridge: BirdLife International. 16. BirdLife International. 2004. Birds <strong>in</strong> the European Union: A Status Assessment. Wagen<strong>in</strong>gen: BirdLife International. 17. del Moral, J.C. 2013. <strong>in</strong> litt. 18. González, L.M. & Oria, J. 2004. Aquila adalberti (CL Brehm, 1861) Águia-imperial. In A. Madroño, C. González & J.C. Atienza (eds). Libro Riojo de las Aves d España: 227–228. Madrid: Dirección General para la Biodiversidad & SEO/BirdLife. 19. Anon. 2011. The MARM, the CCAA and Portugal Discussed Progress <strong>in</strong> the Conservation of the Iberian Imperial Eagle. Available from: http://www.aguilaimperial. org/noticia.php?id=51&fi=46 [accessed on 05 May 2013]. 20. Instituto de Conservacao da Natureza e das Florestas. 2008. Livro Vermelho dos Vertebrados de Portugal. Lisbon: Assírio & Alvim. 21. González, L.M. 2013. <strong>in</strong> litt. 22. Ferrer, M. 2013. <strong>in</strong> litt. 23. González, L.M., Arroyo, B.E., Margalida, A., Sánchez, R. & Oria, J. 2006. Effect of human activities on the behaviour of breed<strong>in</strong>g Spanish Imperial Eagles (Aquila adalberti): management implications for the conservation of a threatened species. Animal Conservation 83: 85–93. 24. Ferrer, M. & Hiraldo, F. 1991. Evaluation of management techniques for the Spanish Imperial Eagle. Wildlife Society Bullet<strong>in</strong> 19: 436–442. 25. Ferrer, M. 1993. Juvenile dispersal behaviour and natal philopatry of a long-lived raptor, the Spanish Imperial Eagle Aquila adalberti. Ibis 135: 132–138. 26. Muriel, R., Ferrer, M., Casado, E., Madero, A. & Pérez Calabuig, C. 2011. Settlement and successful breed<strong>in</strong>g of re<strong>in</strong>troduced Spanish Imperial Eagles Aquila adalberti <strong>in</strong> the prov<strong>in</strong>ce of Cadiz (Spa<strong>in</strong>). Ardeola 58: 323–333. 27. Margalida, A., González, L.M., Sánchez, R., Oria, J., Prada, L., Caldera, J., Aranda, A. & Mol<strong>in</strong>a, J.I. 2007. A long-term largescale study of the breed<strong>in</strong>g biology of the Spanish Imperial Eagle (Aquila adalberti). Journal of Ornithology 148: 309–322. 28. González, L.M., Margalida, A., Mañosa, S., Sánchez, R., Oria, J., Mol<strong>in</strong>a, J.I., Caldera, J., Aranda, A. & Prada, L. 2007. Causes and spatio-temporal variations of non-natural mortality <strong>in</strong> the Vulnerable Spanish Imperial Eagle Aquila adalberti dur<strong>in</strong>g a recovery period. Oryx 41: 495–502. 29. López-López, P., Ferrer, M., Madero, A., Casado, E. & McGrady, M. 2011. Solv<strong>in</strong>g man-made large-scale conservation problems: the Spanish Imperial Eagle and power l<strong>in</strong>es. PLoS ONE 6: e17196. 30. Guil, F., Fernández-Olalla, M., Moreno-Opo, R., Mosqueda, I., Gómez, M.E., Aranda, A., Arredondo, Á., Guzmán, J., Oria, J., González, L.M. & Margalida, A. 2011. M<strong>in</strong>imis<strong>in</strong>g mortality <strong>in</strong> endangered raptors due to power l<strong>in</strong>es: the importance of spatial aggregation to optimize the application of mitigation measures. 31. Margalida, A. 2012. Baits, budget cuts: a deadly mix. Science 338: 192. 32. Ortega, E., Mañosa, S., Margalida, A., Sánchez, R., Oria, J. & González, L.M. 2009. A demographic description of the recovery of the Vulnerable Spanish Imperial Eagle Aquila adalberti. Oryx 43: 113–121. 33. Ferrer, M., Newton, I. & Muriel, R. 2013. Rescue of a small decl<strong>in</strong><strong>in</strong>g population of Spanish Imperial Eagles. Biological Conservation 159: 32–36. 34. Barov, B. & Derhé, M. 2011. Review of the Implementation of Species Action Plans of Threatened Birds <strong>in</strong> the European Union (2004–2010). Cambridge: BirdLife International. 35. www.aguilaimperial.org. 36. González, L.M., Oria, J., Margalida, A., Sánchez, R., Prada, L., Caldera, J., Aranda, A. & Mol<strong>in</strong>a, J.I. 2006. Effective natal dispersal and age of maturity <strong>in</strong> the threatened Spanish Imperial Eagle Aquila adalberti: conservation implications. Bird Study 53: 285–293. 37. González, L.M., Margalida, A., Sánchez, R. & Oria, J. 2006. Supplementary feed<strong>in</strong>g as an effective tool for improv<strong>in</strong>g breed<strong>in</strong>g success <strong>in</strong> the Spanish Imperial Eagle (Aquila adalberti). Biological Conservation 129: 477–486. 38. BirdLife International. 2009. “Fly<strong>in</strong>g High” conserv<strong>in</strong>g the Spanish Imperial Eagle. Available from: http://www.birdlife.org/ news/news/2009/05/fly<strong>in</strong>g.html [accessed on 05 April 2013]. 39. García Ávila, B., Sánchez, B., Cabezas, S. & Martí, R. 2007. “Alzando el vuelo” – programa de conservación da Águia Imperial Ibérica. AmbientalmenteSustentable 4: 73–80. 40. Environment News Service. 2009. Portugal’s Only Nest<strong>in</strong>g Male Iberian Eagle Shot Available from: http://www.ens-newswire. com/ens/mar2009/2009–03–09–02. html [accessed on 05 May 2013]. Peer reviewers • Miguel Ferrer • Luis Mariano González • Antoni Margalida 247
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Stefanie Deinet Christina Ieronymid
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Wildlife comeback in Europe The rec
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Table of contents Foreword . . . .
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Foreword Shifting baselines In Euro
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The Adriatic coastline of the Veleb
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96 year old olive farmer with his d
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Limitations of population trend dat
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Constructing historical distributio
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Red deer at the Oostvaardersplassen
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Table 2. Definitions of classificat
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3.1. European bison Bison bonasus S
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Table 2. Latest population estimate
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Figure 1c. Map highlighting areas o
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Rank Reason for change Description
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3.2. Alpine ibex Capra ibex Summary
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Figure 1a. Distribution of Alpine i
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3.3. Iberian ibex Capra pyrenaica S
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Figure 1a. Distribution of Iberian
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Rank Reason for change Description
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3.4. Southern chamois Rupicapra pyr
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Figure 1a. Distribution of Southern
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Rank Reason for change Description
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3.5. Northern chamois Rupicapra rup
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Scale Status Population trend Justi
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Subspecies balcanica Exploitation B
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3.6. Eurasian elk Alces alces Summa
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Figure 1a. Distribution of Eurasian
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Poland [10] and Estonia [28] . It i
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References 1. Geist, V. 1998. Deer
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3.7. Roe deer Capreolus capreolus S
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Estimate Year assessed Reference Gl
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Figure 2. Change in Roe deer popula
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Recent developments As discussed ab
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3.8. Red deer Cervus elaphus Summar
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Estimate Year assessed Reference Gl
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% change 750 600 450 300 150 0 Figu
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lineages for the local area and min
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3.9. Wild boar Sus scrofa Summary T
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Estimate Year assessed Reference Gl
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Abundance and distribution: changes
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References 1. IUCN 2011a. The IUCN
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3.10. Golden jackal Canis aureus Su
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Estimate Year assessed Reference Gl
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Recent developments Table 3. Major
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3.11. Grey wolf Canis lupus Summary
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Estimate Year assessed Reference Gl
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Drivers of recovery Figure 2. Distr
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References 1. Mech, L.D. & Boitani,
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3.12. Eurasian lynx Lynx lynx Summa
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Estimate Year assessed Reference Gl
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% change 750 600 450 300 150 0 Figu
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Figure 3. Map of recent development
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3.13. Iberian lynx Lynx pardinus Su
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Figure 1a. Distribution of the Iber
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Table 3. Major reasons for positive
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18. IUCN 2011b. European Red List.
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3.14. Wolverine Gulo gulo Summary T
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Figure 1a. Distribution of Wolverin
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Rank Reason for change Description
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3.15. Grey seal Halichoerus grypus
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Estimate assessed Reference Global
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% change 1500 1200 900 600 300 0 Fi
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3.16. Harbour seal Phoca vitulina S
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east coast, the distribution is res
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% change 200 150 100 50 0 populatio
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Figure 3. Map of recent development
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3.17. Brown bear Ursus arctos Summa
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Table 2. Latest population estimate
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144
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Recent developments % change 200 15
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mation, e.g. between Slovenia and C
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3.18. Eurasian beaver Castor fiber
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Estimate Year assessed Reference Gl
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% change 20,000 16,000 12,000 200 1
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Table 3. Major reasons for change i
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158
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4.1. Pink-footed goose Anser brachy
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Table 2. Major threats that drove P
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Figure 2. Current breeding and wint
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Table 3. Conservation actions in pl
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Threat Description Impact Hunting a
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4.4. White-headed duck Oxyura leuco
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No. of individuals 5000 4500 4000 3
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educing the population in the count
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4.5. White stork Ciconia ciconia Su
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Country No. of breeding pairs Trend
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Action Description Impact Monitorin
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4.6. Eurasian spoonbill Platalea le
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Country No. of breeding pairs No. o
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Threat Description Impact Residenti
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4.7. Dalmatian pelican Pelecanus cr
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key tool for wildlife population in
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Some of the over 500,000 visitors a
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Box 2. The native versus alien spec
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References 1. Navarro, L.M. and H.M
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113. Potena, G., et al., Brown Bear
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Appendix 1. Sources of distribution
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Acknowledgements This study on wild