Search Results - "Savidge, JA"

Modeling Post-Fledging Survival of Lark Buntings in Response to Ecological and Biological Factors by Adams, Amy A. Yackel, Skagen, Susan K., Savidge, Julie A.

“…We evaluated the influences of several ecological, biological, and methodological factors on post-fledging survival of a shortgrass prairie bird, the Lark…”
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Demographics of an Ornate Box Turtle Population Experiencing Minimal Human-Induced Disturbances by Converse, Sarah J., Iverson, John B., Savidge, Julie A.

“…Human-induced disturbances may threaten the viability of many turtle populations, including populations of North American box turtles. Evaluation of the…”
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NEST SURVIVAL ESTIMATION: A REVIEW OF ALTERNATIVES TO THE MAYFIELD ESTIMATOR by Jehle, Gretchen, Yackel Adams, Amy A, Savidge, Julie A, Skagen, Susan K

“…Reliable estimates of nest survival are essential for assessing strategies for avian conservation. We review the history of modifications and alternatives for…”
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Size Bias in Visual Searches and Trapping of Brown Treesnakes on Guam by RODDA, GORDON H, SAVIDGE, JULIE A, TYRRELL, CLAUDINE L, CHRISTY, MICHELLE T, ELLINGSON, AARON R

“…The accidental introduction of the brown treesnake (BTS; Boiga irregularis) to the island of Guam after World War II set off a chain of bird, bat, and lizard…”
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Response of Brown Treesnakes to Reduction of Their Rodent Prey by GRAGG, JAMES E, RODDA, GORDON H, SAVIDGE, JULIE A, WHITE, GARY C, DEAN-BRADLEY, KATHY, ELLINGSON, AARON R

“…Trapping brown treesnakes (Boiga irregularis; BTS) with live-mouse (Mus domesticus) lures is the principal control technique for this invasive species on Guam…”
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Correlations between Burrowing Owl and Black-Tailed Prairie Dog Declines: A 7-Year Analysis by Desmond, Martha J., Savidge, Julie A., Eskridge, Kent M.

“…Concern over the status of species associated with prairie dog colonies has increased with the recent proposed listing of black-tailed prairie dogs (Cynomys…”
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POPULATION-SPECIFIC DEMOGRAPHIC ESTIMATES PROVIDE INSIGHTS INTO DECLINES OF LARK BUNTINGS (CALAMOSPIZA MELANOCORYS) by Yackel Adams, Amy A, Skagen, Susan K, Savidge, Julie A

“…Many North American prairie bird populations have recently declined, and the causes of these declines remain largely unknown. To determine whether population…”
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Extinction of an Island Forest Avifauna by an Introduced Snake by Savidge, Julie A.

“…The island of Guam has experienced a precipitous decline of its native forest birds, and several lines of evidence implicate the introduced brown tree snake…”
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Ambient Temperature, Activity, and Microhabitat Use by Ornate Box Turtles (Terrapene Ornata Ornata) by Converse, S J, Savidge, JA

“…We examined the relationships between ambient temperature, activity level, and vegetation structure of microhabitats used by Ornate Box Turtles; vegetation…”
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Evaluation of Harmonic Direction-Finding Systems for Detecting Locomotor Activity by BOYARSKI, VALERIE L, RODDA, GORDON H, SAVIDGE, JULIE A

“…We conducted a physical simulation experiment to test the efficacy of harmonic direction finding for remotely detecting locomotor activity in animals. The…”
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Ambient Temperature, Activity, and Microhabitat Use by Ornate Box Turtles (Terrapene ornata ornata) by Converse, Sarah J, Savidge, Julie A

“…We examined the relationships between ambient temperature, activity level, and vegetation structure of microhabitats used by Ornate Box Turtles; vegetation…”
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GREEN-TAILED TOWHEE RESPONSE TO PRESCRIBED FIRE IN MONTANE SHRUBLAND by Jehle, Gretchen, Savidge, Julie A, Kotliar, Natasha B

“…Fire alters the structure and composition of shrublands and affects habitat quality for the associated avifauna. Because shrubland ecosystems have been greatly…”
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Avian use and vegetation characteristics of Conservation Reserve Program fields by Delisle, J.M. (Nebraska Game and Parks, Lincoln, NE.), Savidge, J.A

“…We compared avian use of Conservation Reserve Program (CRP) fields enrolled in the CP1 (cool-season grasses and legumes) and CP2 (warm-season native grasses)…”
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Deer Impact on Vegetation in Natural Areas in Southeastern Nebraska by Gubanyi, Joseph A, Savidge, Julie A, Hygnstrom, Scott E, VerCauteren, Kurt C, Garabrandt, Gary W, Korte, Seth P

“…We studied the effect of browsing by white-tailed deer (Odocoileus virginianus Zimmerman) on vegetation at three sites with high densities of deer and six…”
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Nest Survival Estimation: A Review Of Alternatives To The Mayfield Estimator by Jehle, G, Yackel Adams, AA, Savidge, JA, Skagen, S K

“…Reliable estimates of nest survival are essential for assessing strategies for avian conservation. We review the history of modifications and alternatives for…”
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A DESCRIPTION OF THE FIRST MICRONESIAN HONEYEATER (MYZOMELA RUBRATRA SAFFORDI) NESTS FOUND ON SAIPAN, MARIANA ISLANDS by SACHTLEBEN, THALIA, REIDY, JENNIFER L., SAVIDGE, JULIE A.

“…We provide the first descriptions of Micronesian Honeyeater (Myzomela rubratra saffordi) nests (n = 7) and nestlings (n = 6) from Saipan in the Mariana…”
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Activity, Reproduction and Overwintering Behavior of Ornate Box Turtles (Terrapene ornata ornata) in the Nebraska Sandhills by Converse, S J, Iverson, J B, Savidge, JA

“…Activity, reproduction and overwintering behavior were investigated in a radio-telemetry study of ornate box turtles (Terrapene ornata ornata) in the Sandhills…”
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Activity, Reproduction and Overwintering Behavior of Ornate Box Turtles (Terrapene ornata ornata) in the Nebraska Sandhills by CONVERSE, SARAH J, IVERSON, JOHN B, SAVIDGE, JULIE A

“…Activity, reproduction and overwintering behavior were investigated in a radio-telemetry study of ornate box turtles (Terrapene ornata ornata) in the Sandhills…”
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Factors Influencing Burrowing Owl (Speotyto cunicularia) Nest Densities and Numbers in Western Nebraska by Desmond, Martha J., Savidge, Julie A.

“…Burrowing owls (Speotyto cunicularia) were studied at 21 prairie dog towns in native prairie and 17 native prairie pastures with badger (Taxidea taxus) burrows…”
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Food Habits of Boiga irregularis, an Introduced Predator on Guam by Savidge, Julie A.

“…Introduced brown tree snakes (Boiga irregularis) from a variety of habitats on Guam were examined for prey remains to determine how B. irregularis has…”
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