A prominent invasion of the Snowy Owl (Nyctea
scandiaca) to Estonia was detected in winter 1895/96 (Leibak et al., 1994), and that of the Tengmalm's Owl (Aegolius funereus) to Latvia in winter 1901/02 (Viksne, 1983).
rusticolus), and snowy owl (Nyctea
scandiaca), may also prey on the little auk to a lesser extent and have a local effect in some colonies (Evans, 1981; Roby et al., 1981; Stempniewicz, 1981, 1983, 1995).
In the case of snowy owls (Nyctea
scandiaca), adult males sport an all- white plumage, while females and young have brown speckles and bars sprinkled amid their white feathers.
[=Rufibrenta] ruficollis), long-tailed duck (Clangula hyemalis) and snowy owl (Nyctea
scandiaca) do not breed outside the tundra.
longicaudus, Larus hyperboreus, Nyctea
scandiaca, and Alopex lagopus) is a resident rodent specialist.
Although fungal encephalitides have been reported in a few avian species, such as snowy owls (Nyctea
scandiaca), (32) grey-winged trumpeters (Psophia crepitans), (33) and turkey poults (Meleagris gallopavo), (34) the causal fungal organism has been Dactylaria species, not Candida.
Scientists identify the snowy owl as Nyctea
scandiaca, a name that translates prosaically as the "nocturned bird of Scandinavia." It is the world's only large, white owl.
Using a remote movie camera, Custer (1973) identified a snowy owl (Nyctea
scandiaca) depredating Lapland longspur nestlings at a site near Barrow.
(7) The condition has also been observed in snowy owl fledglings (Nyctea
Snowy owl harfang des neiges Nyctea
scandiaca 18 Short-eared owl hibou des marais Asio flammeus 29 Common raven grand corbeau Corvus corax 26 Horned lark alouette hausse- Eremophila 82 col alpestris American pipit pipit d'Amerique Anthus rubescens 100 American tree bruant hudsonien Spizella arborea 88 sparrow Savannah sparrow bruant des pres Passerculus 85 sandwichensis White-crowned bruant a couronne Zontrichia 53 sparrow blanche leucophrys Lapland longspur bruant lapon Calcarius 100 lapponicus Snow bunting bruant des neiges Plectrophenax 26 nivalis Common/hoary sizerin flamme/ Carduelis flammea/ 32 redpoll blanchatre hornemanni TABLE 2.
bernicla and king eiders Somateria spectabilis on the northeastern Taimyr Peninsula, especially in relation to snowy owl Nyctea
Most colonies (36 of 45) were located on small islands (mean = 248 [m.sup.2]) in inland lakes or large ponds, and the remaining colonies (n = 9) were located on the mainland near active snowy owl (Nyctea