World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
38
Citations
7459
World Ranking
6545
National Ranking
2216

Fred Kraus 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 Fred Kraus 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: 255 publications — 86th percentile

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

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

Fred Kraus 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 Fred Kraus 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: 38 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

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

Overview

Fred Kraus is affiliated with the University of Michigan-Ann Arbor in the United States and focuses on research in environmental science, with a particular emphasis on amphibian and reptile biology. Their work spans several subfields including global and planetary change, ecological modeling, ecology, and social psychology.

The researcher has contributed extensively to the study of amphibians and reptiles, species distribution, and climate change impacts, as well as wildlife ecology and conservation. Their main topics of work include:

  • Amphibian and Reptile Biology
  • Species Distribution and Climate Change
  • Plant and Animal Studies
  • Wildlife Ecology and Conservation
  • Bat Biology and Ecology Studies
  • Animal Behavior and Reproduction
  • Animal and Plant Science Education

Fred Kraus has collaborated frequently with several researchers, among them:

  • Paul M. Oliver
  • Burhan Tjaturadi
  • Shai Meiri
  • Aaron M. Bauer
  • L. Lee Grismer

The researcher has published in a variety of scientific journals, notably with multiple papers in the following venues:

  • Zootaxa
  • Zoological Journal of the Linnean Society
  • Vertebrate Zoology
  • Global Biodiversity Information Facility
  • Nature

Among their recent scientific papers are:

  • Ongoing declines for the world's amphibians in the face of emerging threats (2023, Nature)
  • The global diversity and distribution of lizard clutch sizes (2020, Global Ecology and Biogeography)
  • Karstic Landscapes Are Foci of Species Diversity in the World's Third-Largest Vertebrate Genus Cyrtodactylus Gray, 1827 (Reptilia: Squamata; Gekkonidae) (2021, Diversity)
  • Phylogenetic partitioning of the third-largest vertebrate genus in the world, Cyrtodactylus Gray, 1827 (Reptilia; Squamata; Gekkonidae) and its relevance to taxonomy and conservation (2021, Vertebrate Zoology)
  • Conservation status of the world's skinks (Scincidae): Taxonomic and geographic patterns in extinction risk (2021, Biological Conservation)

Their research contributes to understanding the distribution, ecology, and conservation status of amphibians and reptiles, often incorporating phylogenetic, geographic, and climatic perspectives. The work includes modeling ecological impacts and studying behavioral and reproductive patterns in animal populations.

Best Publications

  • Ongoing declines for the world’s amphibians in the face of emerging threats

    Unknown

  • The global distribution of tetrapods reveals a need for targeted reptile conservation

    Uri Roll;Uri Roll;Anat Feldman;Maria Novosolov;Allen Allison

  • Alien reptiles and amphibians : a scientific compendium and analysis

    Fred Kraus

  • Predicting establishment success for alien reptiles and amphibians: a role for climate matching

    Mary Bomford;Fred Kraus;Simon C. Barry;Emma Lawrence

  • Interrogating Genomic-Scale Data for Squamata (Lizards, Snakes, and Amphisbaenians) Shows no Support for Key Traditional Morphological Relationships

    Frank T Burbrink;Felipe G Grazziotin;R Alexander Pyron;David Cundall

  • DNA systematics and evolution of the artiodactyl family Bovidae.

    Marc W. Allard;Michael M. Miyamoto;Lianna Jarecki;Fred Kraus

  • Impacts from Invasive Reptiles and Amphibians

    Fred Kraus

  • Rapid cladogenesis among the pecoran ruminants: Evidence from mitochondrial dna sequences

    Fred Kraus;Michael M. Miyamoto

  • When Molecules and Morphology Clash: A Phylogenetic Analysis of the North American Ambystomatid Salamanders (Caudata: Ambystomatidae)

    H. Bradley Shaffer;James M. Clark;Fred Kraus

  • Phylogeny and evolution of antlered deer determined from mitochondrial DNA sequences.

    Michael M. Miyamoto;Fred Kraus;Oliver A. Ryder

  • Eleutherodactylus frog introductions to Hawaii

    Fred Kraus;Earl W. Campbell;Allen Allison;Thane K. Pratt

  • Human-mediated escalation of a formerly eradicable problem: the invasion of Caribbean frogs in the Hawaiian Islands

    Fred Kraus;Earl W. Campbell

  • Extinct, obscure or imaginary: The lizard species with the smallest ranges

    Shai Meiri;Shai Meiri;Aaron M. Bauer;Allen Allison;Fernando Castro-Herrera

  • SCIENTIFIC AND STANDARD ENGLISH NAMES OF AMPHIBIANS AND REPTILES OF NORTH AMERICA NORTH OF MEXICO, WITH COMMENTS REGARDING CONFIDENCE IN OUR UNDERSTANDING

    Ronald M. Bonett;Jeff Boundy;Frank T. Burbrink;Brian I. Crother

  • Crotaline Intergeneric Relationships Based on Mitochondrial DNA Sequence Data

    Fred Kraus;Daniel G. Mink;Wesley M. Brown

  • Alien reptiles and amphibians

    Fred Kraus

  • Phylogenetic relationships of colubroid snakes based on mitochondrial DNA sequences

    Fred Kraus;Wesley M. Brown

  • Congener diversity, topographic heterogeneity and human-assisted dispersal predict spread rates of alien herpetofauna at a global scale.

    Xuan Liu;Xianping Li;Zetian Liu;Reid Tingley

  • Divergent introduction histories among invasive populations of the delicate skink ( Lampropholis delicata): has the importance of genetic admixture in the success of biological invasions been overemphasized?

    David Gregory Chapple;David Gregory Chapple;David Gregory Chapple;Kimberly Anne Miller;Fred Kraus;Michael B Thompson

  • The global diversity and distribution of lizard clutch sizes

    Shai Meiri;Luciano Avila;Aaron M. Bauer;David G. Chapple

  • An Empirical Evaluation of the Use of the Ontogeny Polarization Criterion in Phylogenetic Inference

    Fred Kraus

  • A New Sibling Species of Ambystoma from the Ohio River Drainage

    Fred Kraus;James W. Petranka

  • Rapid Cladogenesis Among the Pecoran Ruminants: Evidence from Mitochondrial DNA Sequences

    Unknown

Frequent Co-Authors

Stephen R. Goldberg
Stephen R. Goldberg Whittier College
Shai Meiri
Shai Meiri Tel Aviv University
Uri Roll
Uri Roll Ben-Gurion University of the Negev
L. Lee Grismer
L. Lee Grismer La Sierra University
Aaron M. Bauer
Aaron M. Bauer Villanova University
Michael M. Miyamoto
Michael M. Miyamoto University of Florida
Daniel Pincheira-Donoso
Daniel Pincheira-Donoso Nottingham Trent University
David G. Chapple
David G. Chapple Monash University
Peter Uetz
Peter Uetz Virginia Commonwealth University
Jean-François Trape
Jean-François Trape Institut de Recherche pour le Développement

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Related Online Degrees & Career Pathways

If you're passionate about Ecology and Evolution but are considering a related career or seeking interdisciplinary skills, there are several accessible online degree options. Areas like psychology, human services, health, and design offer overlapping competencies with environmental research, especially in communication, data analysis, and community impact.

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These pathways highlight the diversity of opportunities available for students interested in ecological and evolutionary studies, expanding both career potential and impact.

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