Symposium

2025 symposium

Integration of Nutrition into On-The-Ground Management: Potential and Challenges

Management Agency Roles in Applying Nutrition Research into On-The-Ground Management – Tony Wasley, Wildlife Management Institute

The effects of fatty acid nutrition on songbirds and shorebirds – Christopher Guglielmo, Western University

Energy Availability for Sandhill Cranes During Spring and Autumn Migration in the San Luis Valley, Colorado – Rachel Vanausdall, Colorado Cooperative Research Unit

Protein-Powered Bears: Diet Drives Growth Differences in British Columbia Grizzly Bears – Kelly Forrester, University of Alberta & Government of British Columbia

Characterizing Diets of Wild Turkey Brood-Rearing Hens and Their Poults: New Insights From DNA Metabarcoding – Cy Marchese, Kansas State University Fish and Wildlife Cooperative Research Unit

Nutritional Limitation of White-winged Dove Reproduction – Jennifer Smith, Texas A&M Kingsville

Food for Thought: Meeting foraging and other habitat needs of nonbreeding waterfowl in southern United States – Brian Davis, Mississippi State University

Summer Diet and Energy Balance in Arctic Coastal Grizzly Bears and Polar Bears Inform Effects of Increased Land Use on Polar Bear Survival – Anthony Pagano, U.S. Geological Survey

Integrative Approaches for Predicting Herbivore Responses to Nutritional Resources – Ryan Long, University of Idaho

Seasonal Dynamics of Body Fat Scale Up to Influence Population Productivity – John Crouse, Alaska Department of Fish and Game

Seasonal Somatic Reserves of a Northern Ungulate Influenced by Reproduction and a Fire-Mediated Landscape – Dan Thompson, Colorado Parks and Wildlife

Nutritionally Mediated Density Independence in Cervids: Implications for Management – David G. Hewitt, Caesar Kleberg Wildlife Research Institute

2024 symposium

Dietary balancing acts: The nutritional geometry of feeding decisions in wildlife ecology

Nutritional geometry in wildlife research: from lab to field – David Raubenheimer, School of Life and
Environmental Science, University of Sydney

Seasonal dietary and metabolic flexibility in wild Bornean orangutans – Erin Vogel, Rutgers, The State
University of New Jersey

The nutritional strategies and social behavior of an omnivorous forest monkey in Uganda – Margaret Bryer,
Department of Anthropology, University of Wisconsin-Madison

The fuzzy frugivore-folivore line: which leaves and fruits do lemur folivores and frugivores select? –Mitchell Irwin, Northern Illinois University

Nutritional geometry on a landscape scale: how forestry influences the nutritional space of moose in
Sweden – Laura Juvany Canovas, Swedish University of Agricultural Sciences

The nutritional geometry of moose: new insights from Scandinavia – Annika Felton, Swedish University of
Agricultural Sciences

Feeding and body condition responses of a wild browser (snowshoe hare) to different nutrient balances
within foods – Julianna Balluffi-Fry, Department of Biological Sciences, University of Alberta

Atlas deer food selectivity and degree of grazing in Morocco – Mohammed Diouri, Moulay Ismail
University

Nutritional geometry in wildlife research: further afield – David Raubenheimer, School of Life and
Environmental Science, University of Sydney

2023 symposium

ANIMAL FORAGING, FOOD WEBS, AND NUTRITION: LINKAGES REVEALED USING STABLE ISOTOPES

Nutritional ecology of wildlife: why understanding the metabolic routing, turnover, and isotopic
discrimination of dietary nutrients matters (especially for migratory birds)– Scott McWilliams, University
of Rhode Island

Diet energy density estimated from isotopes in predator hair associated with survival, habitat, and
population dynamics – Karyn Rode, USGS Alaska Science Center

Anthropogenic subsidies: how human foods impact carnivore ecology – Jonathan Pauli, University of
Wisconsin-Madison

Isotopic evidence of capital breeding in loggerhead sea turtles – Hannah Vander Zanden, University of
Florida

Dietary specialization in European bears – Ashlee Mikkelsen, University of Munich

Caribou mothers balance body protein and fat against dietary supplies to produce milk for their calves –
Perry Barboza, Texas A&M University

Use of carbon stable isotopes ratios of amino acids to identify protein source in ruminants and hindgut
fermenters – Garrett Savory, University of Alaska Fairbanks

Amino acid isotope analysis reveals variation in gut microbial contribution to host protein metabolism in a
wild small mammal community – Alexi Besser, Arizona State University

Linkages between “green” and “brown” food webs support mammal communities across ecosystems – Philip Manlick, USDA Pacific Northwest Research Station

Compound-specific stable isotope analyses reveal critical cross-ecosystem nutritional linkages – Cornelia W. Twining, Swiss Federal Institute of Aquatic Science and Technology

Sources of nutrients for reproduction in bears and sharks – John Whiteman, Old Dominion University

Linking animal nutrition with provenance and movement ecology; An update on tracing carry over effects –
Keith Hobson, Environment and Climate Change Canada and University of Western Ontario

2022 symposium

Gold and new methods for determining wildlife diets

The Evolving Quest to Accurately Measure Diet Composition and Selection to Benefit Wildlife Conservation and Management, Presenter: Lisa Shipley

Estimating Dietary Composition Through a Camera Lens: Evaluating the Video Collar Technique for Ungulates, Presenter: Rachel Cook

An Update on the Use of Stable Isotope Methods to Investigate Animal Diet: From Bulk Tissue to Compound-Specific Approaches, Presenter: Keith Hobson

Let’s Talk About Fat: Using Fatty Acid Signatures to Assess Diet Composition and Application to Marine Mammal Research, Presenter: Anais Remili

Conservation of Vertebrate Herbivores Through Precision Management of Foodscapes, Presenter: Jennifer Forbey

The Use of Camera Collars and Activity Sensors to Identify Diet Selection and Feeding Bouts in Bears, Presenter: Tony Carnahan