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Shorter Migration Distances Associated with Higher Winter Temperatures Suggest a Mechanism for Advancing Nesting Phenology of American Kestrels Falco sparverius (with Karen Steenhof and Mark A. Foster), Journal of Avian Biology (2012)
Global climate change has affected avian migration patterns and nesting phenology. Changes in one phase...
Challenges in Creating an American Kestrel Body Condition Index Based on Size-Adjusted Mass (with Erin H. Strasser, Mark A. Foster, Lina Bardo, and David M. Bird), Journal of Raptor Research (2011)
Size-adjusted mass is a common body condition index (BCI) used to indicate nonstructural energy reserves...
Effects of Developmental Conditions on Nestling American Kestrel (Falco Sparverius) Corticosterone Concentrations (with Erin H. Strasser), General and Comparative Endocrinology (2011)
How nestling birds respond to stressful situations may constitute an important survival component that has...
Evaluating the Effects of Foraging Habitat Restoration on Shorebird Reproduction: The Importance of Performance Criteria and Comparative Design (with Annie F. McIntyre), Journal of Coastal Conservation (2011)
Coastal development and engineering projects preclude ecosystem processes that provide habitat for beach nesting...
Factors Affecting Piping Plover Hatching Success on Long Island, New York (with Paul J. Doherty), Journal of Wildlife Management (2011)
Low hatching success may limit progress towards reaching productivity goals for Atlantic Coast piping plover...
Foraging Strategies are Related to Skull Morphology and Life History Traits of Melanerpes Woodpeckers (with David L. Leonard Jr.), Journal of Ornithology (2010)
Links between morphology and foraging strategies have been well established for many vertebrate groups. Foraging...
Trends in Piping Plover Reproduction at Jones Beach State Park, NY, 1995–2007 (with Annie F. McIntyre and Joseph Jannsen), Northeastern Naturalist (2010)
We evaluated thirteen years (1995–2007) of Charadrius melodus (Piping Plover) nesting activity at Jones Beach...
Seasonal Carotenoid Variation in American Kestrels (with Christeena H. Sevy), IDeA Network for Biomedical Research Excellence (INBRE) (2010)
Carotenoids are micronutrient pigments produced by plants that may convey immunological benefits to consumers. Animals...
Reproductive Failure and the Stress Response in American Kestrels Nesting Along a Human Disturbance Gradient (Thesis) (2010)
Human disturbance may be an influential environmental stressor that affects birds across life stages. I...
Recruitment of Local, Second Year American Kestrels into the Breeding Population: Who Comes Back and Why?, Raptor Research Foundation, Annual Meeting (2010)
Breeding populations typically consist of a mix of locally-produced and immigrant birds. Recruitment of locally-produced...
American Kestrel Reproduction: Evidence for the Selection Hypothesis and the Role of Dispersal (with Karen Steenhof), Ibis (2009)
Many hypotheses attempt to explain why younger, less experienced birds have relatively low reproductive output....
Heat-Shock Proteins as a Tool for Measuring Stress in American Kestrels (Falco Sparverius) Nesting Along a Human Disturbance Gradient (Undergraduate Research Conference) (with Christine Hayes and Erin Strasser) (2009)
Heat-shock proteins (HSPs, also known as stress proteins) are intracellular proteins that prevent cell and...
Detectability of Migrating Raptors at Lucky Peak, Idaho (with Eric G. Nolte), Hawk Migration Studies (2009)
Estimating Nests Not Present at the Time of Breeding Surveys: An Important Consideration in Assessing Nesting Populations (with Peter C. Frederick, Robert Bennetts, and Heinz Hafner), Journal of Field Ornithology (2006)
Counts of nest starts are often used as indicators of the size of avian nesting...
White Ibis Integument Color During the Breeding Season (with Peter C. Frederick), Journal of Field Ornithology (2006)
Many birds undergo bare part color changes during the breeding season. Most investigators have focused...
Relationships Among Mercury Concentrations, Hormones, and Nesting Effort of White Ibises (Eudocimus albus) in the Florida Everglades (with Peter C. Frederick), Auk (2005)
Mercury, a common wetland pollutant, can affect wildlife populations through acute toxicity or through physiological...
A Historical Record of Mercury Contamination in Southern Florida (USA) as Inferred from Avian Feather Tissue (with Peter C. Frederick, Becky Hylton, and Marilyn G. Spalding), Environmental Toxicology and Chemistry (2004)
During the late 1980s, the upper trophic-level biota of the Everglades (FL, USA) was recognized...
Reproductive Physiology of Free-Living White Ibises (Eudocimus albus) in the Florida Everglades (with Peter C. Frederick, Thea M. Edwards, and Louis J. Guillette Jr.), General and Comparative Endocrinology (2003)
We measured plasma concentrations of testosterone, estradiol, progesterone, and corticosterone; and recorded changes in gonad...
Accuracy and Variation in Estimates of Large Numbers of Birds by Individual Observers Using an Aerial Survey Simulator (with Peter C. Frederick, Becky Hylton, and Martin Ruane), Journal of Field Ornithology (2003)
The accuracy of aerial estimates of avian aggregation sizes is variable across studies, and the...
Trapping White Ibises with Rocket Nets and Mist Nets in the Florida Everglades (with Peter C. Frederick), Journal of Field Ornithology (2003)
We lured White Ibises (Eudocimus albus) to trap sites with decoy plastic flamingos and captured...
Estimating the Latitudinal Origins of Migratory Birds Using Hydrogen and Sulfur Stable Isotopes in Feathers: Influence of Marine Prey Base (with Casey A. Lott and Timothy D. Meehan), Oecologia (2002)
Hydrogen stable isotope analysis of feathers is an important tool for estimating the natal or...
Effects of Fires on Foraging and Breeding Wading Birds in the Everglades (with Peter N. Epanchin and Peter C. Frederick), Wilson Bulletin (2002)
Nests, eggs, and chicks of nesting wading birds were unharmed by two fires in the...
Body Condition and the Adrenal Stress Response in Captive American Kestrel Juveniles (with Alfred M. Dufty Jr.), Physiological Zoology (1998)
We examined the adrenal response to handling stress of birds in different body conditions. In...
Corticosterone Levels During Nest Departure of Juvenile American Kestrels, The Condor (1997)
Many avian behavior patterns, such as breeding, migration and territoriality, are correlated with changes in...