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Showing 1 to 12 of 12 for “"ASIO"”.
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Určování pohlaví kalouse ušatého (Asio otus) na základě PCR amplifikace DNA
… on determining the sex of the Long-eared Owl (Asio otus). Bird feathers were used during determination that were taken from owl`s back while capturing and ringing. We have attempted to differentiate the sex of captured Long-eared Owl by DNA isolation from blood platelets in the bird quail and …
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Nesting and food habits of the long-eared owl (Asio otus wilsonianus) in Michigan
Thesis (M.S.)--Michigan State University of Agriculture and Applied Science, 1957
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PLUMAGE CHARACTERISTICS OF THE LONG-EARED OWL (Asio otus) IN THE VISIBLE AND ULTRAVIOLET SPECTRA OF LIGHT
… significance of such plumage. Long-eared owls (Asio otus) possess a demonstrative capability to see UV light, and their plumage contains deposits of UV-sensitive pigments that fluoresce bright red when exposed to UV light. Little is understood about the origin and function of these pigments, and …
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Population Dynamics and Occupancy Patterns of Eastern Screech Owls (Megascops Asio) in New York City Parks and Adjacent Suburbs
<p>Eastern screech owls (<em>Megascops asio</em>) are one of the few raptor species that permanently reside in New York City (NYC). To better inform management of this charismatic species in urban parks, I sought to determine the present status and future viability of existing screech owl …
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Analýza a implementace metod pro měření charakteristik lineárních a nelineárních systémů
… měřit externí zvuková zařízení připojená pomocí ASIO zvukového rozhraní.
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Domestic Intelligence Reform: Assessing an Independent Domestic Intelligence Agency for the United States
… in other countries (including MI5 in the UK, ASIO in Australia and the Canadian Security Intelligence Service) are evaluated as possible models for the establishment of a successful agency and a means to evaluate potential effectiveness. The thesis addresses additional issues such as American …
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Use of Eastern South Dakota Shelterbelts By Nesting Birds of Prey
… owl (Bubo virginianus) and screech owl (Otus asio). Density figures for 1979 and 1980 were 0.60 and 0.65 birds/km², respectively. IN 1979, 12 active nests contained 28 eggs and 15 fledged young, while in 1980, 11 nests contained 32 eggs and 27 young capable of sustained flight. Based upon a …
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The Impact of Wind Turbines on the Distribution of Wintering and Migrating Raptors
… focal species, as well as for Short-eared Owl (Asio flammeus) and Northern Shrike (Lanius borealis), mirrored regional trends in abundance, suggesting no impacts of wind turbines on raptor abundance. Overall, despite some collisions between raptors and wind turbines recorded in monitoring …
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Vocal responses of Blue Jays (Cyanocitta cristata) to raptors that differ in predatory threat
… trials with an Eastern Screech-Owl (Megascops asio) and a Sharp-shinned Hawk (Accipiter striatus). I found no differences among trials in the characteristics (duration, low frequency, high frequency, and peak frequency) of either ditonal jeers or monotonal jeers. Assuming that calling rates …
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Effect of predator type, season, brood size, and West Nile Virus infection on the nest defense behavior of male and female Eastern Bluebirds
… a human and an Eastern Screech-Owl (Megascops asio), and nest defense behaviors were recorded. </p> <p>Analysis revealed that nest defense intensity differed significantly with predator type, with bluebirds responding more vigorously to an Eastern Screech-Owl than to a human (P < 0.0001). Nest …
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Factors that affect owl ecology in an agricultural matrix in east Gauteng
… eagle-owl (Bubo africanus) and the marsh owl (Asio capensis). The extensive road network, and particularly the N17 highway in this area have resulted in continued owl roadkills in the area. During 2002-2003 an average of 9.2 dead owls per kilometre per annum was reported. Various factors …