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Ecology and Evolution
USA
2026

D-Index & Metrics

Ecology and Evolution

D-Index
136
Citations
71323
World Ranking
55
National Ranking
23

Robert E. Ricklefs 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 Robert E. Ricklefs 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: 522 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Robert E. Ricklefs 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 Robert E. Ricklefs 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: 136 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Ecology and Evolution in United States Leader Award
  • 2025 - Research.com Ecology and Evolution in United States Leader Award
  • 2012 - Fellow of the Ecological Society of America (ESA)
  • 2009 - Member of the National Academy of Sciences
  • 1993 - Fellow of the American Academy of Arts and Sciences
  • 1984 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1974 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

Robert E. Ricklefs is affiliated with the University of Missouri-St. Louis in the United States. Their research spans primarily the fields of Environmental Science and Immunology and Microbiology. Their work frequently explores subfields including Parasitology, Ecology, Ecology, Evolution, Behavior and Systematics, Nature and Landscape Conservation, and Infectious Diseases.

The main topics addressed in Ricklefs's research include Bird parasitology and diseases, Vector-borne infectious diseases, Ecology and Vegetation Dynamics Studies, Viral Infections and Vectors, Avian ecology and behavior, Plant and animal studies, and Species Distribution and Climate Change.

Recent publications by Robert E. Ricklefs include the following:

  • Evolution of coastal forests based on a full set of mangrove genomes, 2022, Nature Ecology & Evolution
  • Global drivers of avian haemosporidian infections vary across zoogeographical regions, 2021, Global Ecology and Biogeography
  • Evolutionary assembly of flowering plants into sky islands, 2021, Nature Ecology & Evolution
  • Relationship of minimum winter temperature and temperature seasonality to the northern range limit and species richness of trees in North America, 2022, Journal of Geographical Sciences
  • Loss of forest cover and host functional diversity increases prevalence of avian malaria parasites in the Atlantic Forest, 2021, International Journal for Parasitology

The scientist has collaborated frequently with several researchers, including:

  • Alan Fecchio
  • Geoffrey Lau
  • Carlos Daniel Cadena
  • Benjamin G. Freeman
  • Jeffrey A. Bell

Robert E. Ricklefs's work has appeared in several publication venues repeatedly, such as:

  • Global Ecology and Biogeography
  • Zenodo (CERN European Organization for Nuclear Research)
  • Nature Ecology & Evolution
  • Parasitology
  • Journal of Geographical Sciences

Throughout their career, Ricklefs received recognition through awards that include being named a Fellow of the Ecological Society of America in 2012, a Member of the National Academy of Sciences in 2009, a Fellow of the American Academy of Arts and Sciences in 1993, a Fellow of the American Association for the Advancement of Science in 1984, and a Fellow of the John Simon Guggenheim Memorial Foundation in 1974.

Best Publications

  • Community Diversity: Relative Roles of Local and Regional Processes

    Robert E. Ricklefs

  • An analysis of nesting mortality in birds

    Robert E. Ricklefs

  • PATTERNS OF GROWTH IN BIRDS

    Robert E. Ricklefs

  • Evolution and the latitudinal diversity gradient: speciation, extinction and biogeography

    Gary G. Mittelbach;Douglas W. Schemske;Howard V. Cornell;Andrew P. Allen

  • Species diversity in ecological communities: historical and geographical perspectives.

    Robert E. Ricklefs;Dolph Schluter

  • The physiology/life-history nexus

    Robert E. Ricklefs;Martin Wikelski

  • A comprehensive framework for global patterns in biodiversity

    Robert E. Ricklefs

  • Adaptation and diversification on islands

    Jonathan B. Losos;Robert E. Ricklefs

  • Early bursts of body size and shape evolution are rare in comparative data.

    Luke J Harmon;Luke J Harmon;Jonathan B Losos;T Jonathan Davies;Rosemary G Gillespie

  • A Graphical Method of Fitting Equations to Growth Curves

    Robert E. Ricklefs

  • Disintegration of the ecological community.

    Robert E. Ricklefs

  • Large-scale processes and the Asian bias in species diversity of temperate plants

    Hong Qian;Robert E. Ricklefs

  • Avian growth and development : evolution within the altricial-precocial spectrum

    J. Matthias Starck;Robert E. Ricklefs

  • Environmental Heterogeneity and Plant Species Diversity: A Hypothesis

    Robert E. Ricklefs

  • The global distribution of diet breadth in insect herbivores

    Matthew L. Forister;Vojtech Novotny;Vojtech Novotny;Anna K. Panorska;Leontine Baje

  • The roles of island area per se and habitat diversity in the species-area relationships of four Lesser Antillean faunal groups

    Robert E. Ricklefs;Robert E. Ricklefs;Irby J. Lovette;Irby J. Lovette

  • Estimating diversification rates from phylogenetic information

    Robert E. Ricklefs

  • Host specificity of Lepidoptera in tropical and temperate forests

    L. A. Dyer;M. S. Singer;J. T. Lill;J. O. Stireman

  • Islands as model systems in ecology and evolution: prospects fifty years after MacArthur‐Wilson

    Ben H. Warren;Ben H. Warren;Ben H. Warren;Daniel Simberloff;Robert E. Ricklefs;Robin Aguilée

  • Diversification and host switching in avian malaria parasites

    Robert E. Ricklefs;Sylvia M. Fallon

  • COMPETITION AND THE STRUCTURE OF BIRD COMMUNITIES

    Robert E. Ricklefs;Martin L. Cody

Frequent Co-Authors

Hong Qian
Hong Qian Illinois State Museum
Eldredge Bermingham
Eldredge Bermingham Smithsonian Tropical Research Institute
Vincenzo A. Ellis
Vincenzo A. Ellis University of Delaware
Susanne S. Renner
Susanne S. Renner Washington University in St. Louis
Irby J. Lovette
Irby J. Lovette Cornell University
Joseph B. Williams
Joseph B. Williams The Ohio State University
Patricia G. Parker
Patricia G. Parker University of Missouri–St. Louis
Jeffrey D. Brawn
Jeffrey D. Brawn University of Illinois at Urbana-Champaign
W. Douglas Robinson
W. Douglas Robinson Oregon State University
Gediminas Valkiūnas
Gediminas Valkiūnas Nature Research Centre

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