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Showing 1 to 7 of 7 for “"burrowing owl"”.
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Burrowing Owl Distribution and Nest Site Selection in Western South Dakota
The burrowing owl (Athene cunicularia) is a species of conservation concern in South Dakota. The species’ range in the state is reduced from its historical extent, and it is now mostly restricted to the counties west of the Missouri River, where it usually nests in black-tailed prairie dog (Cynomys …
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The Influence of Grazing Treatments on Density of Nesting Burrowing Owls on the Cheyenne River Sioux Reservation
<p>Grazing enhances burrowing owl (Athene cunicularia) habitat in tall-grass prairies; however, limited research has been conducted in mixed-grass prairies regarding the relationship between burrowing owls and large herbivores. I examined the influence of grazing by bison (Bison bison) and cattle …
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Observations on the breeding ecology of burrowing Owls in Saskatchewan
Observations regarding breeding biology of burrowing owls (Athene cunicularia) were collected on 98 breeding pairs during 1982 and 1983. Pairs of owls were first observed on the study area in late April with clutch initiation beginning in mid-May. Overall nest success averaged 59 percent with 2.6 …
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Raptor Use of the Idaho National Engineering Laboratory
… with studies of rough-legged hawks, long-eared owls, and burrowing owls conducted during the late 1970’s and early 1980’s. Road-side raptor surveys were conducted from January through May in 1992 and 1993. Principle species recorded were rough-legged hawks, red-tailed hawks, ferruginous haws, …
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Breeding success, prey use, and mark-resight estimation of burrowing owls nesting on black-tailed prairie dog towns: plague affects a non-susceptible raptor
… prairie dog town dynamics, and rainfall on burrowing owls (Athene cunicularia) nesting in black-tailed prairie dog (Cynomys ludovicianus) burrows in the shortgrass steppe of northern Colorado. We examined effects on prey use, nest density, and breeding success, and used mark-resight methods …