PARASITES OF WATERFOWL FROM SOUTHWEST TEXAS: III. THE GREEN-WINGED TEAL, Anas crecca
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چکیده
منابع مشابه
A flyway perspective of foraging activity in Eurasian Green-winged Teal, Anas crecca crecca
Time–activity budgets in the family Anatidae are available for the wintering and breeding periods. We present the first flyway-level study of foraging time in a long-distance migrant, the Eurasian Green-winged Teal, Anas crecca crecca L., 1758 (‘‘Teal’’). Behavioral data from early and late spring staging, breeding, and molting sites were collected with standardized protocols to explore differe...
متن کاملPARASITES OF WATERFOWL FROM SOUTHWEST TEXAS: II. THE SHOVELER, Anas clypeata.
Thirty-eight shoveler ducks, Anas clypeata , were collected in the Rio Grande Valley, Hudspeth County, Texas. Nineteen species of helminths, six species of lice and a sarcosporidian, Sarcocystis rileyi , were recorded. Seventeen of the nineteen species of helminths were observed in fall migrants and twelve species were recorded from spring migrants. The nematode Alifilaria pochardi Ali, 1969, i...
متن کاملEarly breeding teal Anas crecca use the best lakes and have the highest reproductive success
1) Department of Mathematics and Natural Sciences, Kristianstad University, SE-291 88 Kristianstad, Sweden (e-mail: [email protected]) 2) Department of Applied Biology, University of Helsinki, P.O. Box 27, FI-00014 University of Helsinki, Finland 3) Finnish Game and Fisheries Research Institute, Joensuu Game and Fisheries Research, Yliopistokatu 6, FI-80100 Joensuu, Finland 4) Department...
متن کاملSpread of Avian Influenza Viruses by Common Teal (Anas crecca) in Europe
Since the recent spread of highly pathogenic (HP) H5N1 subtypes, avian influenza virus (AIV) dispersal has become an increasing focus of research. As for any other bird-borne pathogen, dispersal of these viruses is related to local and migratory movements of their hosts. In this study, we investigated potential AIV spread by Common Teal (Anas crecca) from the Camargue area, in the South of Fran...
متن کاملThe Displays of the American Green-winged Teal
T HE displays of the European race of the Green-winged Teal (Anas crecca crecca) have been studied intensively (Lorenz, 1953, 1958; Lorenz and von de Wall, 1960; von de Wall, 1963) b u no detailed description has been t published for the North American race (A. c. caroknensis) . Some displays of carolinensis have been described (e.g., Sutton, in Bent, 1923; Johnsgard, 1955), but in general it h...
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ژورنال
عنوان ژورنال: Journal of Wildlife Diseases
سال: 1981
ISSN: 0090-3558
DOI: 10.7589/0090-3558-17.1.57