For any reprint, please contact Daniel Sol (



  1. Sayol, F, Miguel Á. Collado, Joan Garcia-Porta, Marc A. Seid, Jason Gibbs, Ainhoa Agorreta, Diego San Mauro, Ivo Raemakers, Daniel Sol and Ignasi Bartomeus (in press)  Feeding specialization and longer generation time are associated with relatively larger brains in bees. Proc R Soc B

  2. Unzeta, M, Matin, T. & Sol, D (in press) Body size and nest predation in passerine birds. Am Nat

  3. Sol, D, C Trisos, C Múrria, A Jeliazkov, C González‐Lagos, AL Pigot, ... (2020) The worldwide impact of urbanisation on avian functional diversity. Ecology Letters 23 (6), 962-972

  4. Ducatez, S, D Sol, F Sayol, L Lefebvre (2020) Behavioural plasticity is associated with reduced extinction risk in birds. Nature Ecology & Evolution, 1-6

  5. Ducatez, S, L Lefebvre, F Sayol, JN Audet, D Sol (2020) Host Cognition and Parasitism in Birds: A Review of the Main Mechanisms. Frontiers in Ecology and Evolution 8, 102

  6. Sayol, F, D Sol, AL Pigot (2020) Brain Size and Life History Interact to Predict Urban Tolerance in Birds. Frontiers in Ecology and Evolution 8, 58

  7. Sayol, F, O Lapiedra, S Ducatez, D Sol (2020) Larger brains spur species diversification in birds. Evolution 73 (10), 2085-2093

  8. Maspons, J, R Molowny-Horas, D Sol (2019) Behaviour, life history and persistence in novel environments. Philosophical Transactions of the Royal Society B 374 (1781), 20180056

  9. Sol, D. JS Weis (2019) Highlights and Insights from" Biological Invasions and Animal Behaviour". Aquatic Invasions 14 (3)

  10. Peguero, G, D Sol, M Arnedo, H Petersen, S Salmon, JF Ponge, ... (2019) Fast attrition of springtail communities by experimental drought and richness–decomposition relationships across Europe. Global change biology 25 (8), 2727-2738

  11. Collado, MA, D Sol, I Bartomeus. Bees use anthropogenic habitats despite strong natural habitat preferences. Diversity and Distributions 25 (6), 924-935

  12. Ducatez, S, F Sayol, D Sol, L Lefebvre (2018) Are urban vertebrates city specialists, artificial habitat exploiters, or environmental generalists? Integrative and comparative biology 58 (5), 929-938

  13. Sayol, F, PA Downing, AN Iwaniuk, J Maspons, D Sol (2018) Predictable evolution towards larger brains in birds colonizing oceanic islands. Nature communications 9 (1), 1-7

  14. L Lefebvre, S Ducatez, F Sayol, D Sol (2018) Are Urban Species City Specialists or Habitat Generalists? Integrative and Comparative Biology 58, E130-E130

  15. Sol, D, J Maspons, A Gonzalez-Voyer, I Morales-Castilla, LZ Garamszegi, ... (2018) Risk-taking behavior, urbanization and the pace of life in birds. Behavioral Ecology and Sociobiology 72 (3), 59

  16. Peguero, G, R Bonal, D Sol, A Muñoz, VL Sork, JM Espelta (2017) Tropical insect diversity: evidence of greater host specialization in seed‐feeding weevils. Ecology 98 (8), 2180-2190

  17. Sol, D, I Bartomeus, C González‐Lagos, S Pavoine (2017) Urbanisation and the loss of phylogenetic diversity in birds. Ecology Letters 20 (6), 721-729

  18. Sayol, F, J Maspons, O Lapiedra, AN Iwaniuk, T Székely, D Sol (2016) Environmental variation and the evolution of large brains in birds. Nature Communications 7 (1), 1-8

  19. Perals, D, Sol, D, Griffin, AS, Bartomeus, I (2016) Revisiting the open-field test: What does it really tell us about animal personality? Animal Behaviour 123, 69-79

  20. Vall-llosera, M, Llimona, F, De Cáceres, M, Sales, S, Sol, D (2016) Competition, niche opportunities and the successful invasion of natural hábitats. Biological Invasions 18 (12), 3535-3546

  21. Vágási, CI, Vincze, O, Pătraș, L, Osváth, G, Marton, A, Bărbos, L, Sol, D, Pap, PL (2016) Large‐brained birds suffer less oxidative damage. Journal of evolutionary biology 29 (10), 1968-1976

  22. Sayol, F; Lefebvre, L, Sol, D (2016) Relative brain size and its relation with the associative Pallium in birds. Brain, behavior and evolution 87 (2), 69-77

  23. Garcia-Porta J,  Šmíd, J, Sol D, Fasola M, Carranza, S (2016) Testing the island effect on phenotypic diversification: insights from the Hemidactylus geckos of the Socotra Archipelago. Scientific Reports 6

  24. Sol, D, Sayol, F,  Ducatez, S, Lefebvre, L (2016) The life-history basis of behavioural innovations. Phil Trans R Soc B 371:20150187

  25. Diquelou, MC, Griffin, AS, Sol, D (2015) The role of motor diversity in foraging innovations: a cross-species comparison in urban birds. Behav Ecol 00:1–8 doi: 101093/beheco/arv190

  26. Lapiedra O, Sol D, Traveset A, Vilà M (2015) Random processes and phylogenetic loss caused by plant invasions. Glob Ecol Biogeogr24: 774-785         

  27. Moiron M, González-Lagos C, Slabbekoorn H, Sol D (2015) Singing in the city: High song frequencies are no guarantee for urban success in birds. Behav Ecol 26:843–850 doi: 101093/beheco/arv026

  28. Sol, D; Maspons, J (2015) Integrating behavior into life-history theory: a comment on Wong and Candolin. Behavioral Ecology 26:677-678

  29. Sol D, González-Lagos C, Moreira D, et al (2014) Urbanisation tolerance and the loss of avian diversity. Ecology Letters 17:942–950

  30. Sol D, Lapiedra, O, Vilà, M (2014) Do close relatives make bad neighbords? PNAS 111, E534–E535

  31. Sol, D, Lapiedra, O, González-Lagos, C (invited review, 2013) Behavioural flexibility for a life in the city. Animal Behaviour 85: 867-1134

  32. Lefebvre, L, Reader, SM and Sol, D (2013) Innovating Innovation Rate and Its Relationship with Brains, Ecology and General Intelligence. Brain, Behavior and Evolution 81: 143-145

  33. García-Peña, GE, Sol, D, Iwaniuk, AN, Székely, T (2013) Sexual selection on brain size in shorebirds (Charadriiformes). Journal of Evolutionary Biology 26: 878-888

  34. Sol, D, González-Lagos, C, Moreira, D, Maspons, J (2013) Measuring tolerance to urbanization in comparative analyses. Ardeola 60: 3-13, Invited review

  35. Lapiedra, O , Sol, D, Carranza, S, Beaulieu, JM (2013) Behavioural changes and adaptive diversification in pigeons and doves. Proceedings of the Royal Society of London B 280: 1471-2954

  36. Lendvai, AZ, Bókony, V, Sol D, Angelier, F, Chastel, O (2013) Do smart birds stress less? An interspecific relationship between brain size and corticosterone levels. Proceedings of the Royal Society of London B 280: 20131734

  37. Leung B, Roura-Pascual N, Bacher S, et al (2013) Addressing a critique of the TEASI framework for invasive species risk assessment. Ecology Letters 16: 1415–e6

  38. Gutiérrez F, Gárriz, M, Peri, JM, Ferraz, L, Blas Navarro, J, Barbadilla, A, Sol D, Valdés, G (2013) Fitness costs and benefits of personality disorder traits. Evolution, Human Behaviour 34: 41–48

  39. Leung B, Roura-Pascual N, Bacher S, Heikkila J, Brotons Ll, Burgman M, Dehnen-Schmutz K, Essl F, Hulme P, Richardson D, Sol D, Vila M (2012) TEASIng apart alien species risk assessments: a framework for best practices. Ecology Letters 15: 1475–1493

  40. Sol, D, Maspons, J, Vall-llosera, M, Bartomeus, I García-Peña, GE, Piñol, J, Freckleton, RP (2012) Unravelling the life history of successful invaders. Science 337:580-583 (Recommended by F1000 Faculty       

  41. Bartomeus, I, Sol, D, Pino, J Vicente, P, Font, X (2012) Deconstructing the native-exotic richness relationship in plants. Global Ecology and Biogeography 21: 524-533

  42. Sol, D Griffin, A, Bartomeus, I (2012) Innovative behaviours in invasive common mynas: Creativity, motivation or emotional responses? Animal Behaviour 83: 179-188

  43. Sol, D Griffin, A, Bartomeus, I (2012) The paradox of invasion in birds: Competitive superiority or ecological opportunism? Oecologia 169: 553-564

  44. Overington, SE, Griffin A, Sol, D&  Lefebvre, L (2011) Are innovative species ecological generalists? A test in North American birds. Behavioral Ecology 22: 1286-1293

  45. De Cáceres, M, Sol, D, Lapiedra, O, Legendre, P (2011) A framework for estimating niche metrics using the resemblance between qualitative resources. Oikos 120: 1341-1350

  46. Sol, D Griffin, A,  Bartomeus, I, Boyce, H (2011) Exploring or avoiding novel food resources? The novelty conflict in an invasive bird. PLoS One 6: e19535

  47. Sol, D (2010) Dissecting biological invasions. Trends in Ecology and Evolution 25:133

  48. González-Lagos, C, Sol, D, Reader, SM (2010) Large brained mammals live longer Journal of Evolutionary Biology 23: 1064-1074

  49. Piñol, J, Espadaler, X, Cañellas, N Martínez-Vilalta, J, Barrientos, JA, Sol, D (2010) Ant vs bird exclusion effects on the arthropod assemblage of an organic citrus grove Ecological entomology. 35: 367-376

  50. Sol, D, Garcia, N, Iwaniuk, A, Davis, K, Meade, A, Boyle, A , Székely, T (2010) Evolutionary divergence in brain size between migratory and resident birds. PLoS One 5: e9617

  51. Vall-llosera, M, Sol, D (2009) A global risk assessment for the success of bird introductions. Journal of Applied Ecology 46: 787-795

  52. Clavero, M, Brotons, L, Pons, P, Sol, D (2009) Prominent role of invasive species on global avian biodiversity loss. Biological conservation 142: 2043-2049

  53. Sol, D (2009) Revisiting the cognitive buffer hypothesis for the evolution of large brains. Biology Letters 5: 130-133

  54. Price, T, Sol, D (2008) Genetics of Colonizing Species. American Naturalist 172: S1-S3

  55. Gassó, N, Sol, D, Pino, J, Dana, ED, Lloret, F, Sanz-Elorza, M, Sobrino, E,Vilà, M (2008) Exploring species attributes and site characteristics to assess plant invasions in Spain. Diversity and distributions 15: 50-58

  56. Lefebvre, L, Sol, D (2008) Brains, lifestyles and cognition: are there general trends? Brain Behavior, Evolution 72: 135-144

  57. Sol, D, Price, TD (2008) Brain size and body size diversification in birds. American Naturalist 172: 170-177

  58. Hulme, P, Bacher, S, Kenis, M, Klotz, S, Kuhn, I, Minchin D, Nentwig, W, Olenin, S, Panov, V, Pergl, J,  Pysek, P, Roques, A, Sol, D, Solarz, W, Vilà, M (2008) Grasping at the routes of biological invasions: a framework for integrating pathways into policies. Journal of Applied Ecology 45: 403-414

  59. Sol, D, Bacher, S, Reader, S, Lefebvre, L (2008) Brain size predicts the establishment success of mammal species introduced into novel environments. American Naturalist 172: S63-S71

  60. Carnicer, J, Brotons, L, Sol, D,  de Caceres, M (2008) Random sampling, abundance-extinction dynamics and niche-filtering immigration constraints explain the generation of species richness gradients. Global Ecology, Biogeography 17: 352-362

  61. Sol, D (2008) Artificial selection, naturalization and fitness: Darwin’s pigeons revisited. Biological Journal of the Linnean Society 93: 657-665

  62. Carnicer, J, Brotons, Ll, Sol, D, Jordano, P (2007) Community based processes behind species richness gradients: contrasting abundance-extinction dynamics and sampling effects in low- and high productivity áreas. Global Ecology and Biogreography 16: 709-719

  63. Morand-Ferron, J, Sol, D, Lefebvre, L (2007) Kleptoparasitism in birds: Brain or brawn? Animal Behaviour 74: 1725-1734

  64. Sol, D, Vilà, M, Khün, I (2007) The comparative analysis of historical alien introductions. Biological Invasions 10: 1119-1129

  65. Sol, D, Székely, T, Liker, A, Lefebvre, L (2007) Big-brained birds survive better in nature. Proceedings of the Royal Society of London, Serie B 274: 763-769

  66. Réale, D, Reader, S M, Sol, D,  McDougall, P T and Digenmanse, N (2007) Integrating animal temperament within ecology and evolutionary biology. Biological Reviews 82: 291-318

  67. Marino, L, Sol, D, Toren, K, Lefebvre, L (2006) Does diving limit brain size in cetaceans? Marine Mammal Science 22:  413-425

  68. Sol, D, Clavell, J, Vall-llosera, M (2006) Book review: Naturalised birds of the world. Ibis 148: 572-588

  69. McDougall, P T, Réale, D, Sol, D, Reader, S M (2006) Wildlife conservation and animal temperament: an evolutionary overview. Animal Conservation 9: 39-48

  70. Jovani, R,  Sol, D (2005) How predictable is the abundance of double gametocyte infections? Parasitology Research 97: 84-86

  71. Reader, SM, Sol, D, Lefebvre, L (2005) Comparing Cognition: Comment on Roth and Dicke. Trends in Cognitive Sciences  9: 411

  72. Sol, D, Lefebvre, L, Rodriguez-Teijeiro, J-D (2005) Brain size, innovative propensity and migratory behaviour in temperate Palearctic birds. Proceedings of the Royal Society of London, Serie B 272: 1433-1441 (see comment in Nature, doi: 101038/ news050627-8)

  73. Sol, D, Stirling, G ,  Lefebvre, L (2005) Behavioral drive or behavioral inhibition in evolutionary diversification: the case of subspecies diversification in Holarctic Passerines. Evolution 59: 2669-2677

  74. Sol, D, Duncan, R P, Blackburn, TM, Cassey, P , Lefebvre, L (2005) Big brains, enhanced cognition and response of birds to novel environments. Proceedings of the National Academy of Science (USA) 102: 5460-5465 (see comments in Science 307:1867 [2005] and PNAS 102:5306-5307 [2005])

  75. Sol, D, Elie, M, Marcoux, M, Chrostovsky, E, Porcher, C, Lefebvre, L (2005) Ecological mechanisms of a resource polymorphism in Zenaida doves of Barbados. Ecology 86: 2397-2407

  76. Kark, S, Sol, D (2004) Mediterranean ecosystem bird introductions: Patterns of success and failure across convergent climate regions. Conservation Biology 271: 1519-1527

  77. Jovani, R, Amo, L Arriero, E, Krone, O, Marzal, A, Shurunlinkov, P, Tomás, G, Sol, D, Hagen, J, López, P, Martín, J, Navarro, C, Torres, J (2004) Double gametocyte infections in Apicomplexan parasites of birds and reptiles. Journal of Parasitology 94: 155-157

  78. Morand-Ferron, J, Reader, SM, Sol, D, Elvin, S, Lefebvre, L (2004) Costs and benefits of innovative food processing behaviour, dunking behaviour in Carib grackles. Animal Behaviour  68: 1267-1274

  79. Cassey, P, Blackburn, TM, Sol, D, Duncan, RP, Lockwood, JL (2004) Global patterns of introduction effort and establishment success in birds. Proceedings of the Royal Society of London, Serie B 271: S405-S408

  80. Lefebvre, L, Reader, SM, Sol, D (2004) Brains, innovations and evolution in birds and primates. Brain, Behavior, Evolution 63: 233-246

  81. Sol, D, Jovani, R, Torres, J (2003) Parasite mediated mortality and host immune response explain age-related differences in blood parasitism in birds. Oecologia 135: 542-547

  82. Duncan, RP, Blackburn, TM, Sol, D (2003) The ecology of avian introductions.  Annual Review of Ecology, Evolution and Systematics 34: 71-98

  83. Copete JL, Arcos JM, Arriero, E, Blas J, Jovani R, Morales J, Rodriguez C, Serrano D, Sol D, Tomas G (2003) Bibliography on Spanish and Mediterranean ornithology from scientific journals. Ardeola 50: 323-338

  84. Nicolakakis, N, Sol, D,, Lefebvre, L (2003) Behavioural flexibility in birds predicts species richness, but not extinction risk. Animal Behaviour 65: 445-452

  85. Sol, D, Timmermans, S, Lefebvre, L (2002) Behavioural flexibility and invasion success in birds. Animal Behaviour 63: 495-502

  86. Sol, D (2002) Predicting invaders. Trends in Ecology, Evolution 16: 544

  87. Jovani, R, Tella, JL, Sol, D, Ventura, D (2001) Are hippoboscid flies a major mode of transmission of feather mites among birds? Journal of Parasitology 87: 1187-1189

  88. Arcos, JM, Oro, D, Sol, D (2001) Competition between yellow-legged and audouin’s gulls associated to commercial fisheries: the influence of the season and the fishing fleet. Marine Biology 139: 807-816

  89. Figuerola, J, Jovani, R, Sol, D (2001) Age-related habitat segregation by robins Erithacus rubecula during the Winter. Bird Study 48: 252-255

  90. Vilà, M, García-Berthou, E, Sol, D, Pino, J (2001) Survey of the naturalised plants and vertebrates in peninsular Spain. Ecologia Mediterranea 27: 55-67

  91. Sol, D (2000) Are islands more susceptible to be invaded than continents? birds say no. Ecography 23: 687-692

  92. Sol, D, Lefebvre, L (2000) Behavioural flexibility predicts invasion success in birds introduced to New Zealand. Oikos 90: 599-605

  93. Sol, D, Jovani, R, Torres, J (2000) Geographical variation in blood parasites in feral pigeons: the role of vectors. Ecography 23: 307-314

  94. Sol, D, Santos, DM, Cuadrado, M (2000) Age-related site segregation in urban pigeons: experimental evidence of the competition hypothesis. Canadian Journal of Zoology 78: 144-149

  95. Sol, D, Santos, DM, García, P, Cuadrado, M (1998) Competition for food in urban pigeons: the cost of being juvenile. Condor 298: 304-1998

  96. Bosch, M, Sol, D (1998) Habitat selection and breeding success in yellow-legged gulls. Ibis 140: 415-421

  97. Sol, D, Santos, DM, Feria, E, Clavell, J (1997) Habitat selection by the Monk parakeet (Myiopsitta monachus) during the colonization of a new area in Spain. Condor 99: 39-46

  98. Bosch, M,  Sol, D (1996) Daily activity patterns in breeding yellow-legged gulls (Larus cachinnans). Ardeola 43: 97-101

  99. Sol, D, Arcos, JM, Senar, JC (1995) The influence of refuse tips on the winter distribution of yellow-legged gulls (Larus cachinnans). Bird Study 42: 216-221

  100. Sol, D, Senar, JC (1995) Feral pigeon (Columba livia) populations: stability, home range and the effect of removing individuals Canadian Journal of Zoology 73: 1154-1160




        (a) Authored

  1. Weis, J, Sol, D, eds (2016) Biological invasions and animal behaviour. Cambridge University Press

  2. Martinez-Vilalta, J, Sol, D, Terrades, J (2011) Un planeta a la deriva. RBA, Barcelona

  3. Sol, D, Oliveras, I, Cristina Sánchez (2008) Llibre de ciències de Secundaria. Enciclopèdia Catalana, vols 1-8

  4. Sol, D, Senar, JC (1995) Ecologia del gavia argentat: causes de la seva expansió i bases per a la planificació d’un programa de control. Departament de Medi Ambient, Generalitat de Catalunya, Barcelona

         (b) Chapters

  1. Sol, D, O Lapiedra, S Ducatez. (2020) Cognition and Adaptation to Urban environments. In: Evolutionary Biology (Szulkin, Munshi-South & Charmantier, eds), Oxford University Press.

  2. D Sol, C González-Lagos, O Lapiedra, M Díaz. (2017) Why are exotic birds so successful in urbanized environments? Ecology and conservation of birds in urban environments, 75-89, Springer.

  3. Sol, D, Maspons, J (2016) Life history, behaviour and invasion success. In: Animal behaviour and invasive species (Weis, J, Sol, D, Eds) Cambridge University Press.

  4. Sol, D, Ducatez, S, Sayol, F (2016). The cognitive buffer hypothesis. In: Encyclopedia of Evolutionary Psychological Science, Springer.

  5. Ducatez, S, Sayol, F, Sol, D, (2016). The technical intelligence hypothesis. In: Encyclopedia of Evolutionary Psychological Science, Springer.

  6. Sol, D (2016) Progresses and controversies in invasion biology Current. Trends in Wildlife Research, 177-200, Springer

  7. Sol, D, González-Lagos, C, Lapiedra, O, Díaz, M (2016) Why are exotic birds so successful in urbanized environments? In: Urban ornithology (Murgui, Hedblom eds), Springer

  8. Sol, D (2011) La paradoxa de les invasions en ocells Història Natural dels Països Catalans Enciclopèdia Catalana, Barcelona

  9. Sol, D (2009) The cognitive-buffer hypothesis for the evolution of large brains In: Cognitive Ecology, R Dukas, J Ratcliffe (eds) Chicago University Press, Chicago, pages 111-134

  10. Solarz, W, Król, W, Bacher,S,  Nentwig, W , Sol, D (2010) Terrestrial Alien Vertebrates in Europe In: Atlas of biodiversity risk, J Settele et al (eds) Pensoft, Sofia, Moscow

  11. Pino, J, Gassó, N, Vilà, M, Sol, D (2008) Regiones y hábitats más invadidos In: Invasiones biológicas, M Vilà et al (eds) CSIC, Madrid, pages 41-51

  12. Sol, D¿Existen los buenos invasores? (2008) El problema de los animales para sobrevivir en nuevos ambientes Invasiones biológicas, M Vilà et al (eds) CSIC, Madrid, pages 65-76

  13. Sol, D (2007) Do successful invaders exist? Pre-adaptations to novel environments in terrestrial vertebrates In: Biological Invasions, Wolfgang Nentwig (ed) , pages 127-141 Springer, Berlin

  14. Sol, D, Blackburn, TM, Cassey, P, Duncan, RP, Clavell, J (2005) The Ecology and Impact of Non-indigenous Birds In: Handbook of the birds of the World , vol 10  Lynx, Barcelona

  15. Sol, D, David M Santos, Clavell, J (2005) Las especies introducidas en España In: Atlas de las aves reproductoras de España, R Martí, JC del Moral (eds), Lynx, Barcelona, page 628

  16. Sol D (2005) Colom roquer, Columba livia In: Atles dels ocells nidificants de Catalunya i Andorra 1999-2002 Lynx, Barcelona, pages 260-261 

  17. Clavell, J, Sol D, Batllori, X (2005) Cotorra de Kramer, Psittacula krameri In: Atles dels ocells nidificants de Catalunya i Andorra 1999-2002 Lynx, Barcelona, pages 270-271

  18. Sol, D (2003) Behavioural innovation: a neglected issue in the ecological and evolutionary literature? In: Animal innovation, S M Reader, K Laland (eds), Oxford University Press, Oxford, pages 63-82

Contact: Daniel Sol

CREAF-CSIC (Centre for Ecological Research and Applied Forestries)
Cerdanyola del Vallès, Catalonia E-08193, Spain
TEL: +34 93-5814678

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