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1

Orth, Patricia B., and Patricia L. Kennedy. "Do land-use patterns influence nest-site selection by burrowing owls (Athene cunicularia hypugaea) in northeastern Colorado?" Canadian Journal of Zoology 79, no. 6 (2001): 1038–45. http://dx.doi.org/10.1139/z01-071.

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Populations of western burrowing owls (Athene cunicularia hypugaea) are declining. In the Great Plains this decline maybe related to a decline in black-tailed prairie dog (Cynomys ludovicianus) towns that the owls use for nest sites. One potential cause of prairie dog decline is conversion of native prairie to agriculture. We predicted that owl-occupied prairie dog towns would be in less fragmented landscapes that contain more prairie then owl-unoccupied prairie dog towns. To test this prediction, we used a geographic information system and spatial analysis metrics to examine the landscape wit
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Poulin, Ray G., L. Danielle Todd, Kimberly M. Dohms, R. Mark Brigham, and Troy I. Wellicome. "Factors associated with nest- and roost-burrow selection by burrowing owls (Athene cunicularia) on the Canadian prairies." Canadian Journal of Zoology 83, no. 10 (2005): 1373–80. http://dx.doi.org/10.1139/z05-134.

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We examined nest- and roost-burrow characteristics from a declining population of burrowing owls (Athene cunicularia (Molina, 1782)) in Saskatchewan. Between 1992 and 2003, 84% of the 584 nests we found were in grassland pastures, even though these pastures constituted only 7% of the potentially available nesting area within our study area. In contrast, less than 3% of nests were in crop fields, despite these fields comprising 90% of the potentially available area. Within grassland pastures, owls selected nest burrows in areas with a higher density of burrows within 75 m (11.1 burrows/ha) comp
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Mueller, Jakob C., Heiner Kuhl, Stefan Boerno, Jose L. Tella, Martina Carrete, and Bart Kempenaers. "Evolution of genomic variation in the burrowing owl in response to recent colonization of urban areas." Proceedings of the Royal Society B: Biological Sciences 285, no. 1878 (2018): 20180206. http://dx.doi.org/10.1098/rspb.2018.0206.

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When a species successfully colonizes an urban habitat it can be expected that its population rapidly adapts to the new environment but also experiences demographic perturbations. It is, therefore, essential to gain an understanding of the population structure and the demographic history of the urban and neighbouring rural populations before studying adaptation at the genome level. Here, we investigate populations of the burrowing owl ( Athene cunicularia ), a species that colonized South American cities just a few decades ago. We assembled a high-quality genome of the burrowing owl and re-seq
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Martell, Mark, Patrick Redig, and Jill Nibe. "Demography of the Burrowing Owl in Badlands National Park." UW National Parks Service Research Station Annual Reports 15 (January 1, 1991): 55–58. http://dx.doi.org/10.13001/uwnpsrc.1991.2967.

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The burrowing owl (Athene cunicularia), was once widely distributed throughout the western United States and Canada (Bent 1938), and was considered common on the prairie dog towns of South Dakota and Nebraska (Cooke 1888, Over and Thomas 1920). Recently however, concern over the birds status has resulted in its being listed as; "endangered" in two states (MN and lA), "threatened" across its range in Canada, and of "special concern" in seven states (WA, OR, CA, MT, WY, ND, FL) (Martell1990). Land management practices including grazing, shooting, and poisoning on prairie dog colonies, the primar
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Sassa, Shinji, and Soonbo Yang. "Suction-induced habitat selection in sand bubbler crabs." Royal Society Open Science 6, no. 5 (2019): 190088. http://dx.doi.org/10.1098/rsos.190088.

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We show that a decapod crustacean, the sand bubbler crab (SBC) Scopimera globosa , uses suction, which is the tension of moisture in the sediment, to select habitats at normal times and at the time of disaster events, through a range of controlled laboratory experiments and field observations at various sandflats in Japan. When SBCs are released on fields with no spatial suction gradient, their direction of movement is random. However, the situation clearly changes with increasing suction gradients, in which case the SBCs move to suitable zones for burrowing. Predictions based on suction–burro
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Irwin, Larry L., Dennis F. Rock, and Suzanne C. Rock. "Barred owl habitat selection in west coast forests." Journal of Wildlife Management 82, no. 1 (2017): 202–16. http://dx.doi.org/10.1002/jwmg.21339.

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Menq, W., and L. Anjos. "Habitat selection by owls in a seasonal semi-deciduous forest in southern Brazil." Brazilian Journal of Biology 75, no. 4 suppl 1 (2015): 143–49. http://dx.doi.org/10.1590/1519-6984.07614.

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Abstract This paper tested the hypothesis that the structural components of vegetation have impact over the distribution of owl species in a fragment of a semi-deciduous seasonal forest. This paper also determined which vegetation variables contributed to the spatial distribution of owl species. It was developed in the Perobas Biological Reserve (PBR) between September and December 2011. To conduct the owl census, a playback technique was applied at hearing points distributed to cover different vegetation types in the study area. A total of 56 individual owls of six species were recorded: Trop
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SASSA, Shinji, Yoichi WATABE, and Soonbo YANG. "Benthic Habitat Selection induced by Optimal Burrowing and Geoenvironmental Gradients." Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering) 66, no. 1 (2010): 1096–100. http://dx.doi.org/10.2208/kaigan.66.1096.

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9

Korfanta, Nicole M., David B. McDonald, and Travis C. Glenn. "Burrowing Owl (Athene Cunicularia) Population Genetics: A Comparison of North American Forms and Migratory Habits." Auk 122, no. 2 (2005): 464–78. http://dx.doi.org/10.1093/auk/122.2.464.

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Abstract We assessed the effects of range disjunction, migratory habit, coloniality, and habitat structure on the genetic differentiation of North American Burrowing Owl (Athene cunicularia) populations. Burrowing Owls in North America comprise two forms or subspecies: A. c. floridana in Florida, separated by ∼1,500 km from the western form, A. c. hypugaea, which ranges from Texas to California and north to southern Canada. Burrowing Owls tend to be loosely colonial, and both the Florida populations and southerly populations of A. c. hypugaea from California to Texas are nonmigratory. To asses
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Warnock, Robert G., and Margaret A. Skeel. "Effectiveness of Voluntary Habitat Stewardship in Conserving Grassland: Case of Operation Burrowing Owl in Saskatchewan." Environmental Management 33, no. 3 (2004): 306–17. http://dx.doi.org/10.1007/s00267-004-0013-1.

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Moen, Christine A., and R. J. Gutierrez. "California Spotted Owl Habitat Selection in the Central Sierra Nevada." Journal of Wildlife Management 61, no. 4 (1997): 1281. http://dx.doi.org/10.2307/3802127.

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SLAGHT, JONATHAN C., and SERGEI G. SURMACH. "Blakiston’s Fish-owl Bubo blakistoni and logging: Applying resource selection information to endangered species conservation in Russia." Bird Conservation International 26, no. 2 (2015): 214–24. http://dx.doi.org/10.1017/s0959270915000076.

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SummaryBlakiston's Fish-owl Bubo blakistoni is classified as ‘Endangered’ by IUCN; this species is associated with riparian old-growth forests in north-east Asia, a landscape threatened by a variety of impacts (e.g. logging, agricultural development, human settlement). We examined a 20,213 km2 study area in Primorye, Russia, and assessed the ability of the protected area network to conserve Blakiston's Fish-owls by analysing resource selection of radio-marked individuals. Based on resource selection functions, we predicted that 60–65 Blakiston's fish-owl home ranges could occur within the stud
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13

JAKOSALEM, P. GODFREY C., NIGEL J. COLLAR, and JENNIFER A. GILL. "Habitat selection and conservation status of the endemic Ninox hawk-owl on Cebu, Philippines." Bird Conservation International 23, no. 3 (2012): 360–70. http://dx.doi.org/10.1017/s0959270912000317.

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SummaryThe largely deforested island of Cebu, Philippines, hosts a forest-dwelling hawk-owl identified in the literature as Ninox philippensis spilonota but which is in fact a Cebu island endemic species, soon to be named. To determine the current distribution and habitat requirements of this hawk-owl, the five largest of 11 remaining forest patches on Cebu were surveyed between March and June 2011, involving 64 post-sunset 500-m walked transects with playback and habitat assessments. Radio-telemetry studies were also conducted on 10 owls but only for 3–5 days per owl as they removed the trans
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Clayton, Kort M., and Josef K. Schmutz. "Is the decline of Burrowing OwlsSpeotyto cuniculariain prairie Canada linked to changes in Great Plains ecosystems?" Bird Conservation International 9, no. 2 (1999): 163–85. http://dx.doi.org/10.1017/s0959270900002288.

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SummaryWe examined population and ecosystem patterns hoping to inform conservation strategies for Burrowing OwlsSpeotyto cuniculariain Canada. The owls chose moderately to heavily grazed grasslands for nesting and roosting, and avoided cultivated fields. Where grassland patches were isolated in 90% cultivation, owls dispersed later, for shorter distances and less often. Mortality rate during the 5-month study was high (adult ratio 0.45, juveniles 0.55), which may contribute to local declines. Additional mortality may occur on migration and during winter. We extrapolate from local effects (loss
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15

Bayless, Todd A., and Paul Beier. "Occurrence and Habitat Characteristics of Burrowing Owl Nests in Gunnison's Prairie Dog Colonies of Northeastern Arizona." Journal of the Arizona-Nevada Academy of Science 42, no. 2 (2011): 65–74. http://dx.doi.org/10.2181/036.042.0202.

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Beebe, Shaneen R. H., Aaron B. Switalski, Heather L. Bateman, and Kiril D. Hristovski. "Burrowing Owl (Athene cunicularia) Habitat Associations in Agriculture Fields and along Canal Trails in Phoenix, Arizona." Journal of the Arizona-Nevada Academy of Science 45, no. 2 (2014): 52–58. http://dx.doi.org/10.2181/036.045.0206.

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17

Gura, Katherine, Bryan Bedrosian, Anna D. Chalfoun, and Susan Patla. "Great Gray Owl home range and habitat selection during the breeding-season." UW National Parks Service Research Station Annual Reports 42 (December 15, 2019): 90–96. http://dx.doi.org/10.13001/uwnpsrc.2019.5745.

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Identifying resource requirements of under-studied species during key stages such as breeding is critical for effective management. We quantified breeding-season home-range attributes and habitat selection of adult Great Gray Owls across multiple spatial (home-range and within-home-range level) and temporal (nesting and post-fledging; day versus night) scales in western Wyoming, USA. In 2018 and 2019 we outfitted adult male owls (n = 18) with GPS remote-download transmitters and collected hourly location data throughout the breeding season (1 May – 15 September). Using 50% and 95% kernel densi
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LANTZ, SARAH J., COURTNEY J. CONWAY, and STANLEY H. ANDERSON. "Multiscale Habitat Selection by Burrowing Owls in Black-Tailed Prairie Dog Colonies." Journal of Wildlife Management 71, no. 8 (2007): 2664–72. http://dx.doi.org/10.2193/2006-221.

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Wong, RJ, MS Roy, and JEK Byrnes. "Sediment selection: range-expanding fiddler crabs are better burrowers than their historic-range counterparts." Marine Ecology Progress Series 674 (September 16, 2021): 163–71. http://dx.doi.org/10.3354/meps13811.

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Climate change plays a large role in driving species range shifts; however, the physical characteristics of an environment can also influence and alter species distributions. In New England salt marshes, the mud fiddler crab Minuca pugnax is expanding its range north of Cape Cod, MA, into the Gulf of Maine (GoM) due to warming waters. The burrowing lifestyle of M. pugnax means sediment compaction in salt marshes may influence the ability of crabs to dig, with more compact soils being resistant to burrowing. Previous studies indicate that salt marshes along the GoM have a higher sediment compac
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Martínez, Guadalupe, Alejandro V. Baladrón, Matilde Cavalli, María S. BÓ, and Juan P. Isacch. "Microscale nest-site selection by the Burrowing Owl (Athene cunicularia) in the pampas of Argentina." Wilson Journal of Ornithology 129, no. 1 (2017): 62–70. http://dx.doi.org/10.1676/1559-4491-129.1.62.

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Clay, Mallary, Jim Stoeckel, and Brian Helms. "The role of abiotic and biotic cues in burrow habitat selection by juvenile crayfish." Behaviour 154, no. 12 (2017): 1177–96. http://dx.doi.org/10.1163/1568539x-00003463.

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Environmental cues contain critical information for individuals while searching for mates and suitable habitat. Crayfish have well-developed chemosensory abilities for detecting environmental cues in water; much less is known about these abilities on land. The Devil crayfish (Cambarus diogenes) is a burrowing crayfish often found in dense floodplain colonies as adults. Juveniles however are released in surface water and must navigate overland to burrow. Previous work demonstrates juveniles use cues from conspecific adults, and to a lesser extent, soil cues, for burrow site selection. Using mes
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Singleton, Peter H., John F. Lehmkuhl, William L. Gaines, and Scott A. Graham. "Barred Owl Space Use and Habitat Selection in the Eastern Cascades, Washington." Journal of Wildlife Management 74, no. 2 (2010): 285–94. http://dx.doi.org/10.2193/2008-548.

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ŠÁLEK, MARTIN, and MATĚJ LÖVY. "Spatial ecology and habitat selection of Little Owl Athene noctua during the breeding season in Central European farmland." Bird Conservation International 22, no. 3 (2011): 328–38. http://dx.doi.org/10.1017/s0959270911000268.

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SummaryInformation on habitat requirements and spatial ecology is vital in conservation strategies and management of particular species. Little Owl Athene noctua is a highly threatened owl species whose populations have significantly decreased or are locally extinct in many European countries. In this study we report on spatial ecology and habitat selection of Little Owls during their breeding season in an agricultural landscape and discuss key management actions for its conservation. The mean home range size of radio-tracked Little Owls, determined by the kernel method, was 0.94 ha (SD = 0.95
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Baladrón, Alejandro V., Juan P. Isacch, Matilde Cavalli, and María S. Bó. "Habitat Selection by Burrowing OwlsAthene cuniculariain the Pampas of Argentina: A Multiple-Scale Assessment." Acta Ornithologica 51, no. 2 (2016): 137–50. http://dx.doi.org/10.3161/00016454ao2016.51.2.001.

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Rich, Terrell. "Habitat and Nest-Site Selection by Burrowing Owls in the Sagebrush Steppe of Idaho." Journal of Wildlife Management 50, no. 4 (1986): 548. http://dx.doi.org/10.2307/3800962.

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Wan, Ho Yi, Kevin McGarigal, Joseph L. Ganey, Valentin Lauret, Brad C. Timm, and Samuel A. Cushman. "Meta-replication reveals nonstationarity in multi-scale habitat selection of Mexican Spotted Owl." Condor 119, no. 4 (2017): 641–58. http://dx.doi.org/10.1650/condor-17-32.1.

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Takeda, Satoshi. "Burrowing-site selection by the soldier crab Mictyris guinotae Davie, Shih & Chan, 2010 (Decapoda: Brachyura: Mictyridae)." Journal of Crustacean Biology 40, no. 2 (2020): 147–51. http://dx.doi.org/10.1093/jcbiol/ruz097.

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Abstract The soldier crab Mictyris guinotae Davie, Shih & Chan, 2010 inhabiting sandy tidal flats in the Ryukyu Is., Japan, are deposit feeders in two regions: its upper habitat where it burrows and the shoreline. The crabs usually migrate between these two regions during the period of emergence at the daytime and night-time low tide. The aim of this study was to determine which kind of sediments are chosen by the crabs when burrowing. Experiments designed to investigate burrowing-site selection revealed that the crabs preferably burrowed in sediment that had been conditioned through feedi
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Klein, Ákos, István Szentirmai, Zsófia Dobos, and Miklós Laczi. "Analysis of landscape structure, habitat selection and urbanisation in edge populations of Scops Owls Otus scops in Central Europe." Ornis Hungarica 28, no. 2 (2020): 24–36. http://dx.doi.org/10.2478/orhu-2020-0015.

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AbstractThe habitat selection of Scops Owl Otus scops has not been studied in Hungary so far. The population in the Carpathian Basin can be considered as a range edge population. Yet, studying and conserving breeding population at the edge of the species’ range is important for the evolutionary potential of the species. In the present study, we examined Scops Owl populations situated on both sides of the Hungarian-Slovenian border. Although breeding density is significantly higher in Slovenia than in Hungary, we found no difference in the ecological diversity of the Goričko Nature Park (GNP),
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Schuler, Carol A., William H. Rickard, and Glen A. Sargeant. "Conservation of Habitats for Shrubsteppe Birds." Environmental Conservation 20, no. 1 (1993): 57–64. http://dx.doi.org/10.1017/s037689290003722x.

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Extending over a year, all the birds that could be detected were counted on two transects which together sampled an area of 1.39 km2. Only 37 species were recorded during 82 surveys. Total bird density during the spring (March–June) was 43.0 birds/km2, and the density for the entire year was 26.7 birds/km2. The characteristic nesting birds were Western Meadowlark, Sage Sparrow, Burrowing Owl, Mourning Dove, Horned Lark, Long-billed Curlew, Lark Sparrow, and Loggerhead Shrike. Western Meadow-larks and Sage Sparrows were the most abundant nesting birds, having an average density of 11.2 and 7.8
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Treggiari, A. A., M. Gagliardone, I. Pellegrino, and M. Cucco. "Habitat selection in a changing environment: the relationship between habitat alteration and Scops Owl (Aves: Strigidae) territory occupancy." Italian Journal of Zoology 80, no. 4 (2013): 574–85. http://dx.doi.org/10.1080/11250003.2013.853843.

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Fernández-Montraveta, C., and M. Cuadrado. "Microhabitat selection in the potentially endangered wolf spider Donacosa merlini (Araneae, Lycosidae): implications for spider conservation." Canadian Journal of Zoology 86, no. 11 (2008): 1280–88. http://dx.doi.org/10.1139/z08-113.

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Habitat quality affects many components of animal fitness and animals are expected to be distributed in the space accordingly. Mismatch between habitat preferences and fitness may relate to scale-dependent effects and trade-offs between costs and benefits of moving to high-quality habitats. We investigated the effects of habitat quality and habitat selection in Donacosa merlini Alderweireldt and Jocqué, 1991, a burrowing wolf spider included in the Spanish Invertebrates Red Data Book. Particularly, we compared burrow size and density and analysed the relationship between burrow presence and ve
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Barros, Fábio M., and José C. Motta-Junior. "Home Range and Habitat Selection by the Tropical Screech-Owl in a Brazilian Savanna." Journal of Raptor Research 48, no. 2 (2014): 142–50. http://dx.doi.org/10.3356/jrr-13-00046.1.

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James, Paul C. "Barred Owl Home Range and Habitat Selection in the Boreal Forest of Central Saskatchewan." Auk 115, no. 3 (1998): 746–54. http://dx.doi.org/10.2307/4089422.

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McDONALD, TRENT L., BRYAN F. J. MANLY, RYAN M. NIELSON, and LOWELL V. DILLER. "Discrete-Choice Modeling in Wildlife Studies Exemplified by Northern Spotted Owl Nighttime Habitat Selection." Journal of Wildlife Management 70, no. 2 (2006): 375–83. http://dx.doi.org/10.2193/0022-541x(2006)70[375:dmiwse]2.0.co;2.

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Blanchette, Pierre, Jean-Claude Bourgeois, and Sylvain St-Onge. "Winter selection of roost sites by ruffed grouse during daytime in mixed nordic-temperate forests, Quebec, Canada." Canadian Journal of Zoology 85, no. 4 (2007): 497–504. http://dx.doi.org/10.1139/z07-027.

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We determined the categories of roost sites used by ruffed grouse ( Bonasa umbellus (L., 1766)) during daytime in winter from 245 radiotelemetric locations of 26 adult females. We conducted our study in the Réserve faunique de Portneuf, located in a mixed nordic-temperate softwood–hardwood forest in Quebec, Canada. We evaluated the effects of weather, snow, and habitat variables on the incidence of snow burrowing, tree roosting, and on-snow roosting using mixed multinomial models, ANOVA, and logistic regressions. The best logistic regression model of snow burrowing probability was identified u
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Seamans, Mark E., and R. J. Gutiérrez. "Habitat Selection in a Changing Environment: The Relationship Between Habitat Alteration and Spotted Owl Territory Occupancy and Breeding Dispersal." Condor 109, no. 3 (2007): 566–76. http://dx.doi.org/10.1093/condor/109.3.566.

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Abstract Abstract. Understanding the effect of habitat alteration on avian behavior is important for understanding a species' ecology and ensuring its conservation. Therefore, we examined the relationship between Spotted Owl habitat selection and variation in habitat in the Sierra Nevada. We estimated habitat selection by modeling the probability of territory colonization (γ), territory extinction (ε), and breeding dispersal in relation to the amount of mature conifer forest within and among territories. Alteration of ≥20 ha of mature conifer forest (coniferous forest with >70% canopy cover
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SEAMANS, MARK E., and R. J. GUTIÉRREZ. "HABITAT SELECTION IN A CHANGING ENVIRONMENT: THE RELATIONSHIP BETWEEN HABITAT ALTERATION AND SPOTTED OWL TERRITORY OCCUPANCY AND BREEDING DISPERSAL." Condor 109, no. 3 (2007): 566. http://dx.doi.org/10.1650/8352.1.

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Parejo, Deseada, Jesús M. Avilés, and Juan Rodríguez. "Alarm calls modulate the spatial structure of a breeding owl community." Proceedings of the Royal Society B: Biological Sciences 279, no. 1736 (2012): 2135–41. http://dx.doi.org/10.1098/rspb.2011.2601.

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Animals should continuously assess the threat of predation. Alarm calls inform on predation risk and are often used as cues to shape behavioural responses in birds and mammals. Hitherto, however, the ecological consequences of alarm calls in terms of organization of animal communities have been neglected. Here, we show experimentally that calls of a resident nocturnal raptor, the little owl Athene noctua , triggered a response in terms of breeding habitat selection and investment in current reproduction in conspecifics and heterospecifics. Little owls preferred to settle in territories where c
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Mayer, Martin, Martin Šálek, Anthony David Fox, Frej Juhl Lindhøj, Lars Bo Jacobsen, and Peter Sunde. "Fine-scale movement patterns and habitat selection of little owls (Athene noctua) from two declining populations." PLOS ONE 16, no. 9 (2021): e0256608. http://dx.doi.org/10.1371/journal.pone.0256608.

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Advances in bio-logging technology for wildlife monitoring have expanded our ability to study space use and behavior of many animal species at increasingly detailed scales. However, such data can be challenging to analyze due to autocorrelation of GPS positions. As a case study, we investigated spatiotemporal movements and habitat selection in the little owl (Athene noctua), a bird species that is declining in central Europe and verges on extinction in Denmark. We equipped 6 Danish food-supplemented little owls and 6 non-supplemented owls in the Czech Republic with high-resolution GPS loggers
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Šušmelj, Tina. "The impact of environmental factors on distribution of Scops Owl Otus scops in the wider area of Kras (SW Slovenia)." Acrocephalus 32, no. 148-149 (2011): 11–28. http://dx.doi.org/10.2478/v10100-011-0001-5.

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The impact of environmental factors on distribution of Scops Owl Otus scops in the wider area of Kras (SW Slovenia) The aim of the study was to determine the key environmental factors affecting Scops Owl Otus scops occurrence in the wider Kras plateau area (SW Slovenia, 665 km2). Scops Owl was systematically censused in 2006 (180 calling males) and in 2008 (167 calling males). Males were distributed either solitarily or clumped in groups, mostly situated in villages and its surroundings, indicating the species' synanthropic character. Crude densities were 0.3 males/km2 in 2006 and 2008, respec
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Rodríguez-Estrella, Ricardo, and Aleyda Peláez Careaga. "The western screech-owl and habitat alteration in Baja California: a gradient from urban and rural landscapes to natural habitat." Canadian Journal of Zoology 81, no. 5 (2003): 916–22. http://dx.doi.org/10.1139/z03-062.

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We studied the western screech-owl (Otus kennicottii) in the desert of the southern Baja California peninsula to determine its status and habitat selection and whether it benefits from moderate human-caused habitat changes. Based on the response to tape-recorded call broadcasts, western screech-owls were more abundant in undisturbed vegetation than in human-altered habitat. In man-made environments, more owls responded in rural than in urban areas; indeed, they were practically absent in urban areas. In natural areas, a total of 1.6 owls/km was estimated in the nonbreeding season and 2.7 owls/
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Comfort, Emily J., Darren A. Clark, Robert G. Anthony, John Bailey, and Matthew G. Betts. "Quantifying edges as gradients at multiple scales improves habitat selection models for northern spotted owl." Landscape Ecology 31, no. 6 (2016): 1227–40. http://dx.doi.org/10.1007/s10980-015-0330-1.

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Pylypec, Bohdan. "Trends in Bird Densities at a Remnant Fescue Grassland in Saskatchewan." Canadian Field-Naturalist 131, no. 2 (2017): 170–78. http://dx.doi.org/10.22621/cfn.v131i2.1904.

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Populations of grassland birds in North America have declined greatly in the past five decades. Hypothesized drivers of decline include habitat loss, fragmentation, and adverse impacts from human activities. At a remnant fescue grassland in Saskatoon, Saskatchewan numbers of Savannah Sparrow (Passerculus sandwichensis), Western Meadowlark (Sturnella neglecta), Brewer’s Blackbird (Euphagus cyanocephalus), and Vesper Sparrow (Pooecetes gramineus) have been stable. Numbers of clay-colored Sparrow (Spizella pallida) have increased since the 1960s. Sprague’s Pipit (Anthus spragueii), Upland Sandpip
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Granjon, Laurent, and Mahamane Traoré. "Prey selection by barn owls in relation to small-mammal community and population structure in a Sahelian agro-ecosystem." Journal of Tropical Ecology 23, no. 2 (2007): 199–208. http://dx.doi.org/10.1017/s026646740600383x.

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Barn owl pellet content was studied on seven occasions over a 2-y period during which terrestrial small-mammal populations were assessed via a capture-mark-recapture (CMR) programme in a Sahelian agro-ecosystem of the Inner Delta of Niger River in Mali. Rodents (especially Mastomys huberti representing 78.5% of the total number of prey) were the major prey of the barn owl on all but one occasion, when bats were dominant. This exception coincided with the period of lowest abundance of M. huberti at the study site. Distribution of M. huberti prey into four age classes was assessed through analys
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Emin, D., A. G. Toxopeus, Ir T. A. Groen, I. Kontogeorgos, E. Georgopoulou, and S. Xirouchakis. "Home Range and Habitat Selection of Long-Eared Owls (Asio Otus) in Mediterranean Agricultural Landscapes (Crete, Greece)." Avian Biology Research 11, no. 3 (2018): 204–18. http://dx.doi.org/10.3184/175815618x15263010605630.

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The Long-eared Owl (Asio otus) in Crete (Greece) is a common agricultural species affected by the recent changes in agro-forestry systems. Concrete studies of habitat selection are needed in order to improve our knowledge of its foraging behaviour in managed rural landscapes. In the present study, we analysed the home range size and habitat selection of 11 Long-eared Owls inside olive groves in the plain of central Crete using radio tracking data and remote sensing images. Six nominal scale and 11 landscape scale predictors were used for habitat selection analysis, using a maximum entropy appr
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Carrete, Martina, and José L. Tella. "Individual consistency in flight initiation distances in burrowing owls: a new hypothesis on disturbance-induced habitat selection." Biology Letters 6, no. 2 (2009): 167–70. http://dx.doi.org/10.1098/rsbl.2009.0739.

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Individuals often consistently differ in personalities and behaviours that allow them to cope with environmental variation. Flight initiation distance (FID) has been measured in a variety of taxa as an estimate of the risk that an individual is willing to take when facing a predator. FID has been used to test life-history trade-offs related to anti-predatory behaviour and for conservation purposes such as to establish buffer zones to minimize human disturbance, given its species-specific consistency. Individual consistency in FID, however, has been largely overlooked. Here we show that, even a
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Řezáč, Milan, Jaroslav Tošner, and Petr Heneberg. "Habitat selection by threatened burrowing spiders (Araneae: Atypidae, Eresidae) of central Europe: evidence base for conservation management." Journal of Insect Conservation 22, no. 1 (2018): 135–49. http://dx.doi.org/10.1007/s10841-018-0048-x.

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Hamer, Thomas E., Eric D. Forsman, and Elizabeth M. Glenn. "Home Range Attributes and Habitat Selection of Barred Owls and Spotted Owls in an Area of Sympatry." Condor 109, no. 4 (2007): 750–68. http://dx.doi.org/10.1093/condor/109.4.750.

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Abstract We compared home range areas and habitat selection of radio-marked Spotted Owls (Strix occidentalis) and Barred Owls (Strix varia) in an area of sympatry in the northern Cascade Range of Washington in 1986–1989. On average, home ranges of Spotted Owls were 3–4 times larger than ranges of Barred Owls, and there was little overlap of home ranges during the breeding season. Ranges of both species tended to expand during winter. Home range size of both species was negatively correlated with the amount of old forest, but the negative slope of the regression was much steeper for Spotted Owl
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Stevens, Scott D., and Troy I. Wellicome. "A Survey for Federally Listed Grassland Birds at First Nations Reserves." Canadian Field-Naturalist 119, no. 4 (2005): 490. http://dx.doi.org/10.22621/cfn.v119i4.178.

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We surveyed native and non-native grassland for federally listed grassland bird species at Reserves and/or Treaty Land Entitlements (TLE) belonging to five First Nations in the prairie ecozone of Canada. Ferruginous Hawk (Buteo regalis – of special concern), Loggerhead Shrike (Lanius ludovicianus – threatened), and Long-billed Curlew (Numenius americanus – of special concern) were observed at five of 335, three of 361, and five of 329 survey points within their respective geographic ranges. Sprague’s Pipit (Anthus spragueii – threatened) was observed at 69 of 361 survey points and accounted fo
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Ramirez-Herranz, Myriam, Rodrigo S. Rios, Renzo Vargas-Rodriguez, Jose-Enrique Novoa-Jerez, and Francisco A. Squeo. "The importance of scale-dependent ravine characteristics on breeding-site selection by the Burrowing Parrot, Cyanoliseus patagonus." PeerJ 5 (April 26, 2017): e3182. http://dx.doi.org/10.7717/peerj.3182.

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In birds, the environmental variables and intrinsic characteristics of the nest have important fitness consequences through its influence on the selection of nesting sites. However, the extent to which these variables interact with variables that operate at the landscape scale, and whether there is a hierarchy among the different scales that influences nest-site selection, is unknown. This interaction could be crucial in burrowing birds, which depend heavily on the availability of suitable nesting locations. One representative of this group is the burrowing parrot, Cyanoliseus patagonus that b
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