World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
72
Citations
15610
World Ranking
1259
National Ranking
32

Alexandre Roulin publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Alexandre Roulin sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 325 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Alexandre Roulin D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Alexandre Roulin sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 72 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Alexandre Roulin is affiliated with the University of Lausanne in Switzerland. Their research primarily spans the fields of Environmental Science, Agricultural and Biological Sciences, and Biochemistry, Genetics and Molecular Biology. The scientist's work includes substantial contributions to subfields such as Ecology, Ecology, Evolution, Behavior and Systematics, Genetics, Cell Biology, and Nutrition and Dietetics.

The main topics addressed in Alexandre Roulin's research include:

  • Animal Behavior and Reproduction
  • Avian ecology and behavior
  • Wildlife Ecology and Conservation
  • Genetic diversity and population structure
  • Animal Ecology and Behavior Studies
  • Melanin and skin pigmentation
  • Biochemical Analysis and Sensing Techniques

Some recent significant papers authored or co-authored by Alexandre Roulin include:

  • "Decoding the Evolution of Melanin in Vertebrates," 2021, published in Trends in Ecology & Evolution
  • "A comprehensive framework for handling location error in animal tracking data," 2020, published in bioRxiv (Cold Spring Harbor Laboratory)
  • "The effect of climate change on avian offspring production: A global meta-analysis," 2023, published in Proceedings of the National Academy of Sciences
  • "Home range size and habitat quality affect breeding success but not parental investment in barn owl males," 2022, published in Scientific Reports
  • "Contamination by neonicotinoid insecticides in barn owls (Tyto alba) and Alpine swifts (Tachymarptis melba)," 2021, published in The Science of The Total Environment

Alexandre Roulin regularly collaborates with several frequently co-authoring researchers, including:

  • Bettina Almasi
  • Jérôme Goudet
  • Tristan Cumer
  • Robin Séchaud
  • Kim Schalcher

The scientist has published extensively across various venues with notable frequency in:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Zenodo (CERN European Organization for Nuclear Research)
  • Journal of Biogeography
  • Movement Ecology
  • Journal of Avian Biology

Best Publications

  • Pleiotropy in the melanocortin system, coloration and behavioural syndromes.

    Anne-Lyse Ducrest;Laurent Keller;Alexandre Roulin

  • The biology of color

    Innes C. Cuthill;William L. Allen;Kevin Arbuckle;Barbara Caspers

  • The evolution, maintenance and adaptive function of genetic colour polymorphism in birds

    Unknown

  • Senescence rates are determined by ranking on the fast–slow life‐history continuum

    Owen R. Jones;Jean-Michel Gaillard;Shripad Tuljapurkar;Jussi S. Alho

  • Female barn owls (Tyto alba) advertise good genes

    Alexandre Roulin;Thomas W. Jungi;Hedi Pfister;Cor Dijkstra

  • Genetics of colouration in birds

    Alexandre Roulin;Anne-Lyse Ducrest

  • Female plumage spottiness signals parasite resistance in the barn owl (Tyto alba)

    Alexandre Roulin;Christian Riols;Cor Dijkstra;Anne-Lyse Ducrest

  • Nonrandom pairing by male barn owls (Tyto alba) with respect to a female plumage trait

    Alexandre Roulin

  • Melanin‐based colour polymorphism responding to climate change

    Alexandre Roulin

  • Why do lactating females nurse alien offspring? A review of hypotheses and empirical evidence

    Alexandre Roulin

  • Condition-dependence, pleiotropy and the handicap principle of sexual selection in melanin-based colouration.

    Alexandre Roulin

  • Corticosterone mediates the condition-dependent component of melanin-based coloration

    Alexandre Roulin;Bettina Almasi;Bettina Almasi;Anya Rossi-Pedruzzi;Anne-Lyse Ducrest

  • Genetic and environmental components of variation in eumelanin and phaeomelanin sex-traits in the barn owl

    A Roulin;Cornelis Dijkstra

  • Female‐ and male‐specific signals of quality in the barn owl

    A. Roulin;C. Dijkstra;C. Riols;A.-L. Ducrest

  • Demographic effects of extreme winter weather in the barn owl

    Res Altwegg;Res Altwegg;Alexandre Roulin;Matthias Kestenholz;Lukas Jenni

  • Association between melanism, physiology and behaviour: a role for the melanocortin system.

    Alexandre Roulin;Anne-Lyse Ducrest

  • Local adaptation maintains clinal variation in melanin-based coloration of European barn owls (Tyto alba).

    Sylvain Antoniazza;Reto Burri;Luca Fumagalli;Jérôme Goudet

  • On the cost of begging vocalization: implications of vigilance

    Alexandre Roulin

  • Parental investment and its sensitivity to corticosterone is linked to melanin-based coloration in barn owls

    Bettina Almasi;Alexandre Roulin;Susanne Jenni-Eiermann;Lukas Jenni

  • Regulation of stress response is heritable and functionally linked to melanin‐based coloration

    B. Almasi;L. Jenni;S. Jenni-Eiermann;A. Roulin

  • Melanin-based coloration predicts aggressiveness and boldness in captive eastern Hermann’s tortoises

    Alia Mafli;Kazumasa Wakamatsu;Alexandre Roulin

Frequent Co-Authors

Lukas Jenni
Lukas Jenni Swiss Ornithological Institute
Jérôme Goudet
Jérôme Goudet University of Lausanne
Luca Fumagalli
Luca Fumagalli University of Lausanne
Heinz Richner
Heinz Richner University of Bern
Kazumasa Wakamatsu
Kazumasa Wakamatsu Fujita Health University
Res Altwegg
Res Altwegg University of Cape Town
Nicolas Salamin
Nicolas Salamin University of Lausanne
Ido Izhaki
Ido Izhaki University of Haifa
Niels Christian Rattenborg
Niels Christian Rattenborg Max Planck Society

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