Articles

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Roadway Mortality of Barn Owls in Idaho, USA (with Than J. Boves), The Journal of Wildlife Management (2012)

We examined the temporal, spatial, and demographic factors that influenced roadway mortality of barn owls...

 

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Influence of Bill and Foot Morphology on the Ectoparasites of Barn Owls (with Sarah E. Bush, Scott M. Villa, Than J. Boves, and Dallas Brewer), Journal of Parasitology (2012)

Preening is the principle behavioral defense used by birds to combat ectoparasites. Most birds have...

 

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Relationships Between Yolk Androgens and Nest Density, Laying Date, and Laying Order in Western Burrowing Owls (Athene cunicularia hypugaea) (with Justin L. Welty, Jeremy R. Egbert, and H. Schwabl), Canadian Journal of Zoology (2012)

Increases in yolk androgens within and among avian clutches have been correlated with decreased incubation...

 

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Eighteen Microsatellite Loci Developed from Western Burrowing Owls (Athene cunicularia hypugaea) (with Brant C. Faircloth, Alexandra Title, Kevin Tan, Justin Welty, and Patricia Adair Gowaty), Conservation Genetics Resources (2010)

Western burrowing owls (Athene cunicularia hypugaea) are ground-dwelling owls distributed throughout western North America. Because...

 

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Lead Bullet Fragments in Venison from Rifle-Killed Deer: Potential for Human Dietary Exposure (with W. Grainger Hunt, Richard T. Watson, J. Lindsay Oaks, Chris N. Parish, Kurt K. Burnham, Russell L. Tucker, and Garret Hart), PLoS ONE (2009)

Human consumers of wildlife killed with lead ammunition may be exposed to health risks associated...

 

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Probability of Detection of Flammulated Owls Using Nocturnal Broadcast Surveys (with Keith P. Barnes), Journal of Field Ornithology (2008)

Broadcasts of conspecific vocalizations are used to increase detection rates on surveys of secretive bird...

 

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Sex Identification in Four Owl Species From Idaho: DNA and Morphometrics (with Lynda Leppert, Tatiana V. Zadorozhyny, Alfred M. Dufty, Sarah L. Stock, Greg Kaltenecker, and James F. Smith), Journal of Raptor Research (2006)

Accurate sex identification is necessary for a broad spectrum of bird studies, including brood sex...

 

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Sex Identification in Four Owl Species from Idaho: DNA and Morphometrics (with Lynda Leppert, Tatiana V. Zadorozhny, Alfred M. Dufty, Sarah L. Stock, Greg Kaltenecker, and James F. Smith), Journal of Raptor Research (2006)

Accurate sex identification is necessary for a broad spectrum of bird studies, including brood sex...

 

Association Between Wildlife and Agriculture: Underlying Mechanisms and Implications in Burrowing Owls (with Colleen E. Moulton and Ryan S. Brady), The Journal of Wildlife Management (2006)

Western burrowing owls (Athene cunicularia hypugaea) are endangered in Canada and several western U.S. states....

 

A Comparison of Breeding Season Food Habits of Burrowing Owls Nesting in Agricultural and Nonagricultural Habitat in Idaho (with Colleen E. Moulton and Ryan S. Brady), Journal of Raptor Research (2005)

Through analysis of regurgitated pellets and prey remains collected at nests between 2001-02, we characterized...

 

Using Artificial Nests to Study Nest Predation in Birds, American Biology Teacher (2005)

A simple and effective field exercise that demonstrates factors affecting predation on bird nests is...

 

Territory Defense of Nesting Burrowing Owls: Responses to Simulated Conspecific Intrusion (with Colleen E. Moulton and Ryan S. Brady), Journal of Field Ornithology (2004)

To investigate the potential expression of territorial behavior of Burrowing Owls (Athene cunicularia)in southwestern Idaho,...

 

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Wing Shape in House Finches Differs Relative to Migratory Habit in Eastern and Western North America (with Jeremy R. Egbert), The Condor (2003)

We investigated whether wing morphology differed between the sedentary House Finches (Carpodacus mexicanus) of western...

 

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Peregrine Falcon Eggs: Egg Size, Hatchling Sex, and Clutch Sex Ratios (with William Burnham and Calvin Sandfort), The Condor (2003)

Eggs (n = 367) collected from wild Peregrine Falcon (Falco peregrinus anatum) nests between 1976...

 

Patterns of Artificial Burrow Occupancy and Reuse by Burrowing Owls in Idaho (with Brian W. Smith), Wildlife Society Bulletin (2003)

Artificial burrow systems (ABS) have been used to manage populations of the western burrowing owl...

 

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Nest-Site Characteristics of Burrowing Owls (Athene Cunicularia) in the Snake River Birds of Prey National Conservation Area, Idaho, and Application to Artificial Burrow Installation (with R. Andrew King), Western North American Naturalist (2002)

Burrowing Owl (Athene cunicularia) populations are declining in many portions of their range, and research...

 

Burrowing Owls and Development: Short-Distance Nest Burrow Relocation to Minimize Construction Impacts (with Brian W. Smith), Journal of Raptor Research (2001)

During June-July 1998, we used a combination of active and passive relocation to move five...

 

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Bounce and Double Trill Songs of Male and Female Western Screech-Owls: Characterization and Usefulness for Classification of Sex (with Brian L. Herting), The Auk (2001)

Both sexes of adult Western Screech-Owls (Otus kennicottii) sing in response to playback of conspecific...

 

Identification of Ectoparasites on Burrowing Owls in Southwestern Idaho (with Brian W. Smith), Journal of Raptor Research (2001)

Burrowing Owls (Athene cunicularia) nest in burrow systems, and their nests harbor at least 39...

 

Effects of Nest Dimensions on Use of Artificial Burrow Systems by Burrowing Owls (with Brian W. Smith), The Journal of Wildlife Management (2001)

Although wildlife managers and researchers frequently use a variety of artificial burrow systems (ABS) to...

 

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Post-Fledging Dispersal of Burrowing Owls in Southwestern Idaho: Characterization of Movements and Use of Satellite Burrows (with R. Andrew King), Condor (2001)

Using radiotelemetry, we monitored dispersing juvenile Western Burrowing Owls (Athene cunicularia hypugaea) within a migratory...

 

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Evolving Dispersal: Where to Go Next? (with Regis Ferriere, Isabelle Olivieri, and Sven Krackow), Trends in Ecology & Evolution (2000)

Habitat destruction and global climate change are two major threats to the persistence of ecosystems....

 

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Effects of Social Status on the Dispersal Behaviour of Juvenile Western Screech-Owls (with Ethan A. Ellsworth), Animal Behaviour (1999)

Variation in timing and distance of dispersal movements of juvenile birds may result from differences...

 

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Breeding Birds at the Idaho National Engineering and Environmental Laboratory, 1985 - 1991 (with Leon R. Powers and Timothy D. Reynolds), Western North American Naturalist (1998)

During the summers of 1985-1991, bird censuses were conducted along 13 permanent routes located at...

 

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Corticosterone, Body Condition, and Locomotor Activity: A Model for Dispersal in Screech-Owls (with Alfred M. Dufty Jr.), Animal Behaviour (1998)

A model that explains natal dispersal in resident screech-owls is presented and examined. The model...

 

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Corticosterone and the Stress Response in Young Western Screech-Owls: Effects of Captivity, Gender, and Activity Period (with Alfred M. Dufty Jr.), Physiological Zoology (1997)

We used a standard handling protocol to examine the stress response of captive young western...

 

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Male Plumage Coloration Affects Dominance and Aggression in Female House Finches (with Patricia Adair Gowaty), Bird Behavior (1996)

In male house finches (Carpodacus mexicanus), the extent and color of plumage varies depending on...

 

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Locomotor Activity Levels and the Dispersal of Western Screech-Owls, Otus Kennicottii (with Alfred M. Dufty Jr.), Animal Behaviour (1995)

A model that explains natal dispersal in resident screech-owls is presented and examined. The model...

 

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Plumage Variation, Plasma Steroids and Social Dominance in Male House Finches (with Alfred Dufty and Sidney A. Gauthreaux Jr.), The Condor (1994)

In male House Finches (Carpodacusm exicanus), the extent and color of plumage varies depending on...

 

Habitat Use by Eastern Screech-Owls in Central Kentucky (Habitat Utilizado por Otus asio in la Parte Central de Kentucky) (with Earl J. Sparks and Gary Ritchison), Journal of Field Ornithology (1994)

Habitat use by 17 radio-tagged Eastern Screech-Owls (Otus asio) was examined in central Kentucky. On...

 

Contributions to Books

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Proximate Mechanisms of Natal Dispersal: The Role of Body Condition and Hormones (with Alfred M. Dufty Jr.), Dispersal (2001)

We examine proximate issues related to the initiation of natal dispersal in birds and mammals,...