World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
69
Citations
11994
World Ranking
1482
National Ranking
542

George A. Bartholomew 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 George A. Bartholomew 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: 130 publications — 39th percentile

39% of scientists in this discipline score the same or lower.

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

George A. Bartholomew 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 George A. Bartholomew 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: 69 D-Index — 83rd percentile

83% 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

  • 1985 - Member of the National Academy of Sciences
  • 1961 - Fellow of John Simon Guggenheim Memorial Foundation
  • 1959 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

George A. Bartholomew was affiliated with the University of California, Los Angeles in the United States. Their academic career included contributions to the field as evidenced by research publications and collaborations with various coauthors.

During their career, Bartholomew published at least one recent paper titled "Awards, Scholarships, and Grants Awarded at the SICB Meeting in January 2023," which appeared in the journal Integrative and Comparative Biology in 2023.

Frequent collaborators included:

  • Dvm Dwight
  • Davis-Oral Presentation
  • Armita R. Manafzadeh
  • Karel F. Liem
  • Dorothy Skinner

The primary venue for Bartholomew's publications was Integrative and Comparative Biology.

Throughout their career, Bartholomew was recognized by several prestigious organizations. They were a Member of the National Academy of Sciences since 1985. In addition, they became a Fellow of the John Simon Guggenheim Memorial Foundation in 1961 and a Fellow of the American Association for the Advancement of Science (AAAS) in 1959.

Best Publications

  • Instantaneous Measurements of Oxygen Consumption During Pre-Flight Warm-Up and Post-Flight Cooling in Sphingid and Saturniid Moths

    George A. Bartholomew;David Vleck;Carol M. Vleck

  • A MODEL FOR THE EVOLUTION OF PINNIPED POLYGYNY.

    George A. Bartholomew

  • The Water Economy of Land Birds

    George A. Bartholomew;Tom J. Cade

  • Control of Changes in Body Temperature, Metabolism, and Circulation by the Agamid Lizard, Amphibolurus barbatus

    George A. Bartholomew;Vance A. Tucker

  • Size, Body Temperature, Thermal Conductance, Oxygen Consumption, and Heart Rate in Australian Varanid Lizards

    George A. Bartholomew;Vance A. Tucker

  • Oxygen Consumption of Moths During Rest, Pre-Flight Warm-Up, and Flight In Relation to Body Size and Wing Morphology

    George A. Bartholomew;Timothy M. Casey

  • The natural history and behavior of the California sea lion

    Richard S. Peterson;George A. Bartholomew

  • Ecology and the Protohominids

    George A. Bartholomew;Joseph B. Birdsell

  • Oxygen Consumption during Resting, Calling, and Nest Building in the Frog Physalaemus Pustulosus

    Theresa L. Bucher;Michael J. Ryan;George A. Bartholomew

  • Energetics of Locomotion and Load Carriage and a Model of the Energy Cost of Foraging in the Leaf-Cutting Ant Atta colombica Guer

    John R. B. Lighton;George A. Bartholomew;Donald H. Feener

  • Heating and cooling rates, heart rate and simulated diving in the Galapagos marine iguana

    George A Bartholomew;Robert C Lasiewski

  • Locomotion in Kangaroo Rats and Its Adaptive Significance

    George A. Bartholomew;Herbert H. Caswell

  • Endothermy in African Dung Beetles During Flight, Ball Making, and Ball Rolling

    George A. Bartholomew;Bernd Heinrich

  • Torpidity in the White-Throated Swift, Anna Hummingbird, and Poor-Will

    George A. Bartholomew;Thomas R. Howell;Tom J. Cade

  • Body Temperature, Oxygen Consumption, and Heart Rate in Three Species of Australian Flying Foxes

    George A. Bartholomew;Philip Leitner;John E. Nelson

  • Temperature Regulation, Hibernation, and Aestivation in the Little Pocket Mouse, Perognathus longimembris

    George A. Bartholomew;Tom J. Cade

  • Body Temperature, Oxygen Consumption, Evaporative Water Loss, and Heart Rate in the Poor-Will

    George A. Bartholomew;Jack W. Hudson;Thomas R. Howell

  • Reproductive Behavior of the Alaska Fur Seal, Callorhinus ursinus

    George A. Bartholomew;Paul G. Hoel

  • Roles of Endothermy and Size in Inter- and Intraspecific Competition for Elephant Dung in an African Dung Beetle, Scarabaeus laevistriatus

    Bernd Heinrich;George A. Bartholomew

  • Relation of Oxygen Consumption to Body Weight, Temperature, and Temperature Acclimation in Lizards Uta stansburiana and Sceloporus occidentalis

    William R. Dawson;George A. Bartholomew

  • A Field Study of Temperature Relations in the Galapagos Marine Iguana

    George A. Bartholomew

  • Standard Operative Temperatures and Thermal Energetics of the Antelope Ground Squirrel Ammospermophilus leucurus

    Mark A. Chappell;George A. Bartholomew

  • Activity and Thermoregulation of the Antelope Ground Squirrel Ammospermophilus leucurus in Winter and Summer

    Mark A. Chappell;George A. Bartholomew

Frequent Co-Authors

William R. Dawson
William R. Dawson University of Michigan–Ann Arbor
John R. B. Lighton
John R. B. Lighton University of Nevada, Las Vegas
Bernd Heinrich
Bernd Heinrich University of Vermont
Donald H. Feener
Donald H. Feener University of Utah
Roger S. Seymour
Roger S. Seymour University of Adelaide
Michael J. Ryan
Michael J. Ryan The University of Texas at Austin
Carol M. Vleck
Carol M. Vleck Iowa State University
Albert F. Bennett
Albert F. Bennett University of California, Irvine
Mark A. Chappell
Mark A. Chappell University of California, Riverside
Nicholas E. Collias
Nicholas E. Collias University of California, Los Angeles

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