Faculty

Institution

Unit

Venue

Tim Karels

California State University--Northridge

Affiliations

College of Social & Behavioral Sciences

Institute for Sustainability

College of Social and Behavioral Sciences

Institute for Sustainability

NoneTim Karels is currently serving as a College Of Social & Behavioral Sciences faculty at California State University--Northridge.

Honors

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Experiences

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Education

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Tim Karels

California State University--Northridge

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ecology conservation biology avian biology animal behavior wildlife animal ecology environmental science animal conservation wildlife ecology wildlife management oceanic islands evolutionary biology behavioral sciences urban ecology biogeography community (ecology) behavioral ecology interspecific behavioral interaction habitat management rodent ecology urban landscape southern california avian extinctions urbanization coevolution evolutionary ecology entomology ethology marine ornithology mammalogy mammalian biology forest ecology tree physiology applied ecology ecological applications clinical nutrition animal science breeding behavior animal breeding sexual selection mating psychology animal management landscape ecology habitat loss fragmentation effect ecologically-based rodent management forest health tree growth forest biology wildlife biology feed intake nutrient physiology food digestion behavioral plasticity primate behavior animal behaviour movement ecology early life exposures environmental psychology individual specialization resource use colorful traits mutual mate choice king penguins rabbit habitat use original article rodent species habitat fragmentation northern deciduous trees white bark solar heat gain

Notable Scholarly Works

Notable Federal Grants

Collaborators

Early-Life Adversity and the Role of Habitat: Consequences for Females Growing Up in a Marginal Environment. Hormones and Behavior (2026)

marginal environmentecologyvulnerabilityresiliencedevelopmental scienceearly life exposuresdevelopmental psychologysociologyenvironmental psychologyearly-life adversity

Assessing Stress in a Mammal From Plasma and Feces: A Nutritional Mismatch Between the Diet Needed and the Food -Available. General and Comparative Endocrinology (2025)

animal physiologyfeed intakenutritional mismatchhealth sciencesendocrinologynutritionstress (biology)clinical nutritionnutrient physiologyanimal nutritionfood digestionanimal sciencephysiology

Behavioral Response of the Endangered Giant Kangaroo Rat (Dipodomys Ingens) to Vehicle Vibrations. Western North American Naturalist (2023)

Alex M. JohnsonTim J. KarelsSean P. DunaganEric A. Steinkamp

animal behaviorornithologybehavioral plasticityhuman behaviorbehavioral responsebehavioral neurosciencebehavioral experimentsdipodomys ingensanimal cognitiongiant kangaroo ratanimal behaviouranimal conservationprimate behaviorvibrationskinesiologybehavioral ecologyecologyinterspecific behavioral interactionhuman movementvehicle vibrationsmovement ecologybehavioral sciences

Effects of Urbanization on Resource Use and Individual Specialization in Coyotes (Canis Latrans) in Southern California. PLoS ONE (2020)

Rachel N. LarsonJustin L. BrownTim KarelsSeth P. D. Riley

animal behavioranimal ecologyavian biologyecologyindividual specializationsouthern californiawildlife ecologyurbanizationwildlifewildlife managementresource use

Bobcat and Rabbit Habitat Use in an Urban Landscape. Journal of Mammalogy (2019)

Sean P DunaganTim J KarelsJoanne G MoriartyJustin L BrownSeth P D Riley

animal behavioranimal managementanimal ecologyurban ecologyenvironmental scienceconservation biologyecologyhabitat managementrabbit habitat uselandscape ecologywildlife ecologywildlifewildlife managemententomologymammalian biologyurban landscapemammalogy

Estimates of Habitat Use by Rabbits (Sylvilagus Spp.) From Fecal Pellet Counts Varies by Plot Design in Southern California. Western North American Naturalist (2018)

wildlife biologyanimal ecologyenvironmental scienceecologyecological applicationsrodent ecologypopulation biologycommunity (ecology)habitat managementsouthern californiahabitat usewildlife ecologyapplied ecologywildlifewildlife managementplot designconservation biologyanimal conservation

Partitioning the Effects of Habitat Fragmentation on Rodent Species Richness in an Urban Landscape. Urban Ecosystems (2015)

Alex M. JohnsonTim J. Karels

habitat fragmentationanimal ecologyurban ecologyecologyrodent ecologyhabitat losscommunity (ecology)fragmentation effectecologically-based rodent managementevolutionary biologyrodent specieswildlifebiodiversityconservation biologyurban landscapeanimal conservation

Mutual Mate Choice for Colorful Traits in King Penguins. Ethology (2010)

Paul M. NolanF. Stephen DobsonMarion NicolausTim J. KarelsKevin J. McGrawPierre Jouventin

animal behaviorevolutionary ecologyavian biologybehavioral ecologyecologyanimal breedingethologycolorful traitsmarine ornithologymutual mate choiceking penguinsmating psychologysexual selectionevolutionary biologycoevolutionbreeding behaviorinterspecific behavioral interactionbehavioral sciences

Testing Causal Structure in the Biogeography of Avian Extinctions on Oceanic Islands. Journal of Biogeography (2009)

Tim J. KarelsF. Stephen DobsonHeather S. Zimbler‐DeLorenzoAmy L. Skibiel

ecologyoceanic islandsbiogeographyavian extinctionscausal structure

Importance of Causal Analysis of Threats to Oceanic Avifaunas: Reply to Blackburn Et Al.. Conservation Biology (2008)

HEATHER S. TREVINOAMY L. SKIBIELTIM J. KARELSF. STEPHEN DOBSON

conservation biologycausal analysisoceanic avifaunasecology

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Tim Karels

California State University--Northridge

Affiliations

College of Social & Behavioral Sciences

Institute for Sustainability

College of Social and Behavioral Sciences

Institute for Sustainability

NoneTim Karels is currently serving as a College Of Social & Behavioral Sciences faculty at California State University--Northridge.

Honors

Create free account to unlock more features

Experiences

Create free account to unlock more features

Education

Create free account to unlock more features

Tim Karels

California State University--Northridge

You can click a keyword to filter the displayed items

Notable Scholarly Works

Notable Federal Grants

Collaborators

Early-Life Adversity and the Role of Habitat: Consequences for Females Growing Up in a Marginal Environment. Hormones and Behavior (2026)

marginal environmentecologyvulnerabilityresiliencedevelopmental scienceearly life exposuresdevelopmental psychologysociologyenvironmental psychologyearly-life adversity

Assessing Stress in a Mammal From Plasma and Feces: A Nutritional Mismatch Between the Diet Needed and the Food -Available. General and Comparative Endocrinology (2025)

animal physiologyfeed intakenutritional mismatchhealth sciencesendocrinologynutritionstress (biology)clinical nutritionnutrient physiologyanimal nutritionfood digestionanimal sciencephysiology

Behavioral Response of the Endangered Giant Kangaroo Rat (Dipodomys Ingens) to Vehicle Vibrations. Western North American Naturalist (2023)

Alex M. JohnsonTim J. KarelsSean P. DunaganEric A. Steinkamp

Effects of Urbanization on Resource Use and Individual Specialization in Coyotes (Canis Latrans) in Southern California. PLoS ONE (2020)

Rachel N. LarsonJustin L. BrownTim KarelsSeth P. D. Riley

animal behavioranimal ecologyavian biologyecologyindividual specializationsouthern californiawildlife ecologyurbanizationwildlifewildlife managementresource use

Bobcat and Rabbit Habitat Use in an Urban Landscape. Journal of Mammalogy (2019)

Sean P DunaganTim J KarelsJoanne G MoriartyJustin L BrownSeth P D Riley

Estimates of Habitat Use by Rabbits (Sylvilagus Spp.) From Fecal Pellet Counts Varies by Plot Design in Southern California. Western North American Naturalist (2018)

Partitioning the Effects of Habitat Fragmentation on Rodent Species Richness in an Urban Landscape. Urban Ecosystems (2015)

Alex M. JohnsonTim J. Karels

Mutual Mate Choice for Colorful Traits in King Penguins. Ethology (2010)

Paul M. NolanF. Stephen DobsonMarion NicolausTim J. KarelsKevin J. McGrawPierre Jouventin

Testing Causal Structure in the Biogeography of Avian Extinctions on Oceanic Islands. Journal of Biogeography (2009)

Tim J. KarelsF. Stephen DobsonHeather S. Zimbler‐DeLorenzoAmy L. Skibiel

ecologyoceanic islandsbiogeographyavian extinctionscausal structure

Importance of Causal Analysis of Threats to Oceanic Avifaunas: Reply to Blackburn Et Al.. Conservation Biology (2008)

HEATHER S. TREVINOAMY L. SKIBIELTIM J. KARELSF. STEPHEN DOBSON

conservation biologycausal analysisoceanic avifaunasecology

1
2
10 / page