World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
32
Citations
3599
World Ranking
2164
National Ranking
111

Francisco Valera publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Francisco Valera sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 124 publications — 42nd percentile

42% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

Francisco Valera D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Francisco Valera sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 32 D-Index — 34th percentile

34% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

Overview

Francisco Valera is affiliated with the Spanish National Research Council in Spain. Their research spans environmental science and agricultural and biological sciences, with a particular focus on ecology and parasitology. The scientist's work also intersects with ecology, evolution, behavior, and systematics, as well as nature and landscape conservation and insect science.

The primary topics of Francisco Valera's studies include:

  • Plant and animal studies
  • Bird parasitology and diseases
  • Avian ecology and behavior
  • Ecology and vegetation dynamics studies
  • Vector-borne infectious diseases
  • Social acceptance of renewable energy
  • Conservation, biodiversity, and resource management

Frequent publication venues where Francisco Valera has contributed include:

  • Ardeola
  • Ecological Entomology
  • Avian Conservation and Ecology
  • Science
  • Journal of Applied Ecology

Selected recent papers authored or co-authored by Francisco Valera include:

  • "Renewables in Spain threaten biodiversity," 2020, Science
  • "Agricultural intensification erodes taxonomic and functional diversity in Mediterranean olive groves by filtering out rare species," 2021, Journal of Applied Ecology
  • "Environmental Objectives of Spanish Agriculture: Scientific Guidelines for their Effective Implementation under the Common Agricultural Policy 2023-2030," 2021, Ardeola
  • "Partitioning beta diversity to untangle mechanisms underlying the assembly of bird communities in Mediterranean olive groves," 2021, Diversity and Distributions
  • "Novel Genotypes of Nidicolous Argas Ticks and Their Associated Microorganisms From Spain," 2021, Frontiers in Veterinary Science

Frequent co-authors collaborating with Francisco Valera include:

  • Jesús Veiga
  • Luis Bolonio
  • Pedro J. Rey
  • Radovan Václav
  • Teresa Salido

Best Publications

  • Males prefer ornamented females: a field experiment of male choice in the rock sparrow

    Matteo Griggio;Francisco Valera;Alejandro Casas;Andrea Pilastro

  • Early effects of rodent post‐dispersal seed predation on the outcome of the plant–seed disperser interaction

    Julio M. Alcántara;Pedro J. Rey;Alfonso M. Sánchez‐Lafuente;Francisco Valera

  • Female mate choice and nest desertion in penduline tits, Remiz pendulinus: the importance of nest quality

    H. Hoi;B. Schleicher;F. Valera

  • Fruit size in wild olives: implications for avian seed dispersal

    P. J. Rey;J. E. Gutiérrez;J. Alcántara;F. Valera

  • Female extra–pair behaviour and environmental quality in the serin (Serinus serinus): a test of the ‘constrained female hypothesis’

    Maria Hoi-Leitner;Herbert Hoi;Marilö Romero-Pujante;Francisco Valera

  • Male shrikes punish unfaithful females

    Francisco Valera;Herbert Hoi;Anton Krištín

  • Concentration of trace elements in feathers of three Antarctic penguins: Geographical and interspecific differences

    Silvia Jerez;Miguel Motas;María José Palacios;Francisco Valera

  • INTERSPECIFIC PARASITE EXCHANGE IN A MIXED COLONY OF BIRDS

    Francisco Valera;Alejandro Casas-Crivillé;Herbert Hoi

  • Egg burial in penduline tits, Remiz pendulinus: its role in mate desertion and female polyandry

    F. Valera;H. Hoi;B. Schleicher

  • Size versus health as a cue for host choice: a test of the tasty chick hypothesis.

    F. Valera;H. Hoi;A. Darolová;J. Kristofik

  • Agricultural intensification erodes taxonomic and functional diversity in Mediterranean olive groves by filtering out rare species

    Rubén Tarifa;Carlos Martínez-Núñez;Francisco Valera;Juan P. González-Varo

  • Assessing the Effects of Climate on Host-Parasite Interactions: A Comparative Study of European Birds and Their Parasites

    Anders Pape Møller;Santiago Merino;Juan José Soler;Anton Antonov

  • The importance of different paternity guards in the polygynandrous penduline tit (Remiz pendulinus)

    B. Schleicher;F. Valera;H. Ho;M. Hoi-Leitner

  • White tail markings are an indicator of quality and affect mate preference in rock sparrows

    Matteo Griggio;Francisco Valera;Alejandro Casas-Crivillé;Herbert Hoi

  • Culicoides paolae and C. circumscriptus as potential vectors of avian haemosporidians in an arid ecosystem.

    Jesús Veiga;Josué Martínez de la Puente;Radovan Václav;Jordi Figuerola

  • Tail Length and Mutual Mate Choice in Bearded Tits (Panurus biarmicus)

    Mariló Romero‐Pujante;Herbert Hoi;Donald Blomqvist;Francisco Valera

  • Ectoparasite load is linked to ontogeny and cell‐mediated immunity in an avian host system with pronounced hatching asynchrony

    Radovan Václav;Miguel A. Calero-Torralbo;Francisco Valera

  • Nest size variation and its importance for mate choice in penduline tits,Remiz pendulinus

    H. Hoi;B. Schleicher;F. Valera

  • Social information in nest colonisation and occupancy in a long-lived, solitary breeding bird

    Radovan Václav;Francisco Valera;Teresa Martínez

  • Traditional versus non-traditional nest-site choice: alternative decision strategies for nest-site selection

    H. Hoi;A. Krištín;F. Valera;C. Hoi

  • NATwatcher: Profiling NATs in the Wild

    Anna Maria Mandalari;Miguel Angel Diaz Bautista;Francisco Valera;Marcelo Bagnulo

Frequent Co-Authors

Pedro J. Rey
Pedro J. Rey University of Jaén
Herbert Hoi
Herbert Hoi University of Veterinary Medicine Vienna
José Javier Cuervo
José Javier Cuervo Spanish National Research Council
Ana Martínez
Ana Martínez Spanish National Research Council
Deseada Parejo
Deseada Parejo Spanish National Research Council
Santiago Merino
Santiago Merino Museo Nacional de Ciencias Naturales
Matteo Griggio
Matteo Griggio University of Padua
Jesús M. Avilés
Jesús M. Avilés Spanish National Research Council
Josué Martínez de la Puente
Josué Martínez de la Puente University of Granada
Luis Miguel Ortega-Mora
Luis Miguel Ortega-Mora Complutense University of Madrid

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Related Online Degrees & Career Pathways

For students studying Animal Science and Veterinary in the USA, exploring related online degrees can broaden career opportunities. For instance, a behavioral analysis degree offers specialized knowledge in understanding animal and human behavior, paving the way for roles in therapy and behavioral intervention.

Another promising field is psychology, with many opting for online school psychology programs NASP approved. These programs prepare graduates to support educational and developmental needs, which complement animal-assisted therapy careers.

For those interested in clinical practice or research, APA-accredited PsyD programs offer advanced training in psychology without the GRE barrier, helping diversify careers in mental health and animal welfare.

Additionally, online addiction counseling degree programs equip professionals to address substance abuse, an area increasingly integrated with behavioral health services involving animals. These connected pathways highlight the value of interdisciplinary education for a dynamic career landscape.

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