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Showing 1 to 6 of 6 for “"Ammodramus Savannarum"”.
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Nest predation and habitat selection in the grasshopper sparrow (Ammodramus savannarum)
… nest-site selection by grasshopper sparrows (Ammodramus savannarum). I used near-infrared video cameras to identify nest predators and followed breeding females on multiple nesting attempts within a breeding season. Burning reduced losses by snakes (Thamnophis and Coluber spp.), whereas …
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Habitat selection in restored grasslands: the role of social cues in the settlement of Grasshopper Sparrows
… the settlement behavior of Grasshopper Sparrows (Ammodramus savannarum) in new habitats. I played conspecific vocalizations at newly created grasslands and compared settlement rates and breeding densities at those sites to control sites, without vocalizations. A subset of sites was monitored for …
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Nesting Success of Grassland Birds in Fragmented and Unfragmented Landscapes of North Central South Dakota
… (Sturnella neglecta); grasshopper sparrow (Ammodramus savannarum); savannah sparrow (Passerculus sandwichensis); ringnecked pheasant (Phasianus colchicus); and dabbling ducks (Anas spp.). Response to landscape and patch variables varied among species. Larger patches were positively …
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Habitat selection and breeding ecology of grassland birds in areas managed with fire and grazing
… (Sturnella magna) and grasshopper sparrows (Ammodramus savannarum) selected areas with increased cover of warm-season grasses and litter. Though I observed strong trends in selection, selected traits did not appear to influence nest success, likely due to the diversity of nest predators in …
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Grassland and breeding bird use of moist-soil wetlands managed for waterfowl
… nester) and grasshopper sparrows (Ammodramus savannarum, an obligate-grassland nester). I also observed the state endangered northern harrier (Circus cyaneus), common gallinule (Gallinula galaeta), and Forster's tern (Sterna forsteri) in moist-soil wetlands. Dewatered moist-soil …
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Eastern Meadowlark migration, nest success, and response to land use change in Illinois
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2023-09-01 without embargo terms