World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
46
Citations
8213
World Ranking
4651
National Ranking
1617

Charles R. Brown 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 Charles R. Brown 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: 159 publications — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Charles R. Brown 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 Charles R. Brown 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: 46 D-Index — 46th percentile

46% of scientists in this discipline score the same or lower.

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

Overview

Charles R. Brown is affiliated with the University of Tulsa in the United States. Their primary domain of research is Environmental Science, with a focus on Ecology and related subfields.

The scientist's work centers on topics including Wildlife Ecology and Conservation, Avian ecology and behavior, Bird parasitology and diseases, Animal Behavior and Reproduction, Rangeland and Wildlife Management, as well as Vector-borne infectious diseases and Viral Infections and Vectors.

Recent publications by Charles R. Brown include the following papers:

  • "Cliff Swallow (Petrochelidon pyrrhonota)" (2020) published in Birds of the World
  • "The cost of ectoparasitism in Cliff Swallows declines over 35 years" (2020) published in Ecological Monographs
  • "Birds of a Feather Flock Together: Extent of Long-Term Consistency of Colony-Size Choice in Cliff Swallows" (2022) published in Frontiers in Ecology and Evolution

Frequent publication venues for Charles R. Brown include Birds of the World, Ecological Monographs, Bulletin of the Ecological Society of America, Biology Letters, and Frontiers in Ecology and Evolution.

Collaborative work is a notable element of their research, with frequent coauthors including:

  • Gigi S. Wagnon
  • Stacey L. Hannebaum
  • Valerie O'Brien
  • Catherine E. Page
  • Amy T. Moore

The range of research topics Charles R. Brown has contributed to reflects a multidisciplinary approach incorporating ecology, parasitology, infectious diseases, and behavioral studies, particularly focusing on bird species such as cliff swallows and barn swallows.

Best Publications

  • Ectoparasitism as a Cost of Coloniality in Cliff Swallows (Hirundo Pyrrhonota)

    Charles R. Brown;Mary Bomberger Brown

  • Coloniality in the Cliff Swallow: The Effect of Group Size on Social Behavior

    David J. Anderson;C. R. Brown;M. B. Brown

  • INTENSE NATURAL SELECTION ON BODY SIZE AND WING AND TAIL ASYMMETRY IN CLIFF SWALLOWS DURING SEVERE WEATHER

    Charles R. Brown;Mary Bomberger Brown

  • Ectoparasites reduce long-term survival of their avian host

    Charles R. Brown;Mary Bomberger Brown;Bruce Rannala

  • Weather-mediated natural selection on arrival time in cliff swallows (Petrochelidon pyrrhonota)

    Charles R. Brown;Mary Bomberger Brown

  • Cliff swallow colonies as information centers.

    Charles R. Brown

  • Laying eggs in a neighbor's nest : benefit and cost of colonial nesting in swallows.

    Charles R. Brown

  • Choice of colony size in birds

    Charles R. Brown;Bridget J. Stutchbury;Peter D. Walsh

  • Glucocorticoid Hormone Levels Increase with Group Size and Parasite Load in Cliff Swallows

    Samrrah A. Raouf;Linda C. Smith;Mary Bomberger Brown;John C. Wingfield

  • Breeding habitat selection in cliff swallows: the effect of conspecific reproductive success on colony choice

    Charles R. Brown;Mary Bomberger Brown;Etienne Danchin

  • Food-sharing signals among socially foraging cliff swallows

    Charles R. Brown;Mary Bomberger Brown;Martin L. Shaffer

  • ECTOPARASITISM AS A CAUSE OF NATAL DISPERSAL IN CLIFF SWALLOWS

    Charles R. Brown;Mary Bomberger Brown

  • Immune defense and host sociality: a comparative study of swallows and martins.

    A. P. Møller;S. Merino;C. R. Brown;R. J. Robertson

  • Enhanced Foraging Efficiency Through Information Centers: A Benefit of Coloniality in Cliff Swallows

    Charles R. Brown

  • Where Has All the Road Kill Gone

    Charles R. Brown;Mary Bomberger Brown

  • Heritable basis for choice of group size in a colonial bird

    Charles R. Brown;Mary Bomberger Brown

  • Behavioural dynamics of intraspecific brood parasitism in colonial cliff swallows

    Charles R. Brown;Mary Bomberger Brown

  • EMPIRICAL MEASUREMENT OF PARASITE TRANSMISSION BETWEEN GROUPS IN A COLONIAL BIRD

    Charles R. Brown;Mary Bomberger Brown

  • Group size and ectoparasitism affect daily survival probability in a colonial bird

    Charles R. Brown;Mary Bomberger Brown

  • EFFECTS OF ENDOGENOUS STEROID HORMONE LEVELS ON ANNUAL SURVIVAL IN CLIFF SWALLOWS

    Charles R. Brown;Mary Bomberger Brown;Samrrah A. Raouf;Linda C. Smith

  • Ecology and Evolution of Darwin’s Finches. Peter R. Grant. Princeton University Press, Princeton, NJ. 2000. pp. 492. Price £14.50, paperback. ISBN 0 691 04866 5.

    Charles R. Brown

Frequent Co-Authors

Mary Bomberger Brown
Mary Bomberger Brown University of Florida
Nicholas Komar
Nicholas Komar Centers for Disease Control and Prevention
Vanessa M. Hirsch
Vanessa M. Hirsch National Institute of Allergy and Infectious Diseases
Martin Pfeffer
Martin Pfeffer Leipzig University
Alicia Buckler-White
Alicia Buckler-White National Institutes of Health
John C. Wingfield
John C. Wingfield University of California, Davis
Olivier Gimenez
Olivier Gimenez Centre national de la recherche scientifique, CNRS
Malcolm A. Martin
Malcolm A. Martin National Institutes of Health
Bruce Rannala
Bruce Rannala University of California, Davis
William K. Reisen
William K. Reisen University of California, Davis

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