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Ecology and Evolution

D-Index
47
Citations
7487
World Ranking
4481
National Ranking
1556

Overview

Gary C. Packard is affiliated with Colorado State University in the United States. Their research primarily spans Environmental Science and Agricultural and Biological Sciences, with a focus on several interconnected subfields including Ecology, Genetics, Nature and Landscape Conservation, Ecology, Evolution, Behavior and Systematics, and Geometry and Topology.

The work centers on key topics such as physiological and biochemical adaptations, genetic and phenotypic traits in livestock, morphological variations and asymmetry, ecology and vegetation dynamics studies, animal ecology and behavior studies, Scarabaeidae beetle taxonomy and biogeography, and broader plant and animal studies.

They have published research in various reputable venues, including the Biological Journal of the Linnean Society, Biology Open, Evolutionary Ecology, Evolutionary Biology, and The Anatomical Record. Their publication record reflects multidisciplinary approaches combining evolutionary biology with detailed morphological and ecological investigations.

Recent papers by Gary C. Packard include the following:

  • Is Allometric Variation in the Cephalic Horn on Male Rhinoceros Beetles Discontinuously Dimorphic? (2021, Evolutionary Biology)
  • Allometric Growth in Mass by the Brain of Mammals (2020, The Anatomical Record)
  • Rethinking the Metabolic Allometry of Ants (2020, Evolutionary Ecology)
  • When Perception Isn't Reality: Allometric Variation in the Exaggerated Mandibles of Male Stag Beetles (Coleoptera: Lucanidae) (2021, Biological Journal of the Linnean Society)
  • The Logarithmic Transformation in Bivariate Allometry (2023, Biological Journal of the Linnean Society)

Best Publications

  • The Misuse of Ratios, Indices, and Percentages in Ecophysiological Research

    Gary C. Packard;Thomas J. Boardman

  • THE PHYSIOLOGICAL ECOLOGY OF REPTILIAN EGGS AND EMBRYOS. AND THE EVOLUTION OF VIVIPARITY WITHIN THE CLASS REPTILIA

    Gary C. Packard;C. Richard Tracy;Jan J. Roth

  • Influence of Moisture, Temperature, and Substrate on Snapping Turtle Eggs and Embryos

    Gary C. Packard;Mary J. Packard;Kirk Miller;Thomas J. Boardman

  • Hydric Conditions During Incubation Influence Locomotor Performance of Hatchling Snapping Turtles

    Kirk Miller;Gary C. Packard;Mary J. Packard

  • Effects of the microclimate in natural nests on development of embryonic painted turtles, Chrysemys picta

    K. D. Cagle;G. C. Packard;K. Miller;M. J. Packard

  • WATER RELATIONS OF CHELONIAN EGGS AND EMBRYOS : IS WETTER BETTER?

    Gary C. Packard

  • Influence of the hydric and thermal environments on eggs and hatchlings of bull snakes Pituophis melanoleucus

    William H. N. Gutzke;Gary C. Packard

  • Egg incubation: Physiological and ecological importance of water to embryos of oviparous reptiles

    Unknown

  • Traditional allometric analysis fails to provide a valid predictive model for mammalian metabolic rates.

    Gary C. Packard;Geoffrey F. Birchard

  • On the use of logarithmic transformations in allometric analyses.

    Gary C. Packard

  • Influence of the hybric and thermal environments on eggs and hatchlings of painted turtles (Chrysemys picta)

    William H. N. Gutzke;Gary C. Packard;M. J. Packard;Thomas J. Boardman

  • Daily and seasonal variation in hydric conditions and temperature inside nests of common snapping turtles (Chelydra serpentina)

    Gary C. Packard;Gary L. Paukstis;Thomas J. Boardman;William H. N. Gutzke

  • Evolution of the Cleidoic Egg Among Reptilian Antecedents of Birds

    Gary C Packard;Mary J Packard

  • Water Relations of Chelonian Eggs

    C. Richard Tracy;Gary C. Packard;Mary J. Packard

  • Patterns and Possible Significance of Water Exchange by Flexible-Shelled Eggs of Painted Turtles (Chrysemys picta)

    Gary C. Packard;Mary J. Packard;Thomas J. Boardman

  • Model Selection and Logarithmic Transformation in Allometric Analysis

    Gary C. Packard;Thomas J. Boardman

  • Fitting statistical models in bivariate allometry

    Gary C. Packard;Geoffrey F. Birchard;Thomas J. Boardman

  • Influence of Water Exchanges by Flexible-Shelled Eggs of Painted Turtles Chrysemys picta on Metabolism and Growth of Embryos

    Gary C. Packard;Mary J. Packard;Thomas J. Boardman;Karen A. Morris

  • Is logarithmic transformation necessary in allometry

    Gary C. Packard

  • Comparative aspects of calcium metabolism in embryonic reptiles and birds

    Mary J. Packard;Gary C. Packard

  • Effects of temperature and moisture during incubation on carcass composition of hatchling snapping turtles (Chelydra serpentina)

    Gary C. Packard;Mary J. Packard;Kirk Miller;Thomas J. Boardman

  • Sexual differentiation and hatching success by painted turtles incubating in different thermal and hydric environments

    G. C. Packard;M. J. Packard;G. F. Birchard

  • STRUCTURE OF EGGSHELLS AND WATER RELATIONS OF REPTILIAN EGGS

    Mary J. Packard;Gary C. Packard;Thomas J. Boardman

Frequent Co-Authors

Fredric J. Janzen
Fredric J. Janzen Iowa State University
Menna E. Jones
Menna E. Jones University of Tasmania
C. Richard Tracy
C. Richard Tracy University of Nevada Reno
Michael B. Thompson
Michael B. Thompson University of Sydney
John B. Iverson
John B. Iverson Earlham College

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