Search Results - "Liljesthrom, Marcela"

Status of breeding birds at Observatorio and Goffré Islands, Argentina by Ulises, Balza, Marcela, Liljesthröm, Lida, Pimper, Ignacio, Franco-Navarro, Silvia, Cañas-Barrovecchio, Francisco, Zunino, Ignacio, Domato, Soraya, Acardi, Rodrigo, Iturraspe, Joaquín, Cano, Andrea, Raya-Rey

“…Continental islands are often sites of low diversity and endemism, as well as important areas for the protection of bird populations, especially seabirds. On…”
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Species-specific population trends detected for penguins, gulls and cormorants over 20 years in sub-Antarctic Fuegian Archipelago by Raya Rey, Andrea, Rosciano, Natalia, Liljesthröm, Marcela, Sáenz Samaniego, Ricardo, Schiavini, Adrián

“…Understanding the dynamics and causes of population trends are essential for seabird conservation. Long-term studies of seabirds at high-latitude (Antarctic,…”
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Extra-pair paternity in a population of Chilean Swallows breeding at 54 degrees south by Ferretti, Valentina, Liljesthröm, Marcela, López, Aldana S., Lovette, Irby J., Winkler, David W.

“…Geographic patterns of variation in life-history traits have puzzled researchers for decades. However, the widely accepted idea that mating systems exhibit a…”
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Latitudinal variation in clutch size–lay date regressions in Tachycineta swallows: effects of food supply or demography? by Winkler, David W, Ringelman, Kevin M, Dunn, Peter O, Whittingham, Linda, Hussell, David J. T, Clark, Robert G, Dawson, Russell D, Johnson, L. Scott, Rose, Alexandra, Austin, Suzanne H, Robinson, W. Douglas, Lombardo, Michael P, Thorpe, Patrick A, Shutler, Dave, Robertson, Raleigh J, Stager, Maria, Leonard, Marty, Horn, Andrew G, Dickinson, Janis, Ferretti, Valentina, Massoni, Viviana, Bulit, Florencia, Reboreda, Juan C, Liljesthröm, Marcela, Quiroga, Martín, Rakhimberdiev, Eldar, Ardia, Daniel R

“…In a study of almost 16 000 nest records from seven swallow species across the entire Western Hemisphere, clutch sizes decline with relative laying date in…”
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Chilean Swallows (Tachycineta meyeni) Adjust the Number of Feathers Added to the Nest with Time of Breeding by Liljesthröm, Marcela, Schiavini, Adrián, Reboreda, Juan C.

“…Tachycineta swallows nest in secondary cavities and build nests made of a mat of dry grasses with a nest cup lined with feathers. The insulative quality of…”
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Temperate-Tropical Variation in Breeding Synchrony and Extra-Pair Paternity Among New World Tachycineta Swallows by Ferretti, Valentina, Massoni, Viviana, Liljesthröm, Marcela, Lacoretz, Mariela V., Winkler, David W.

“…Extra-pair paternity rates vary markedly across avian taxa, but patterns of variation in this trait have been obscured by a paucity of data on closely related…”
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The non-native solitary ascidian Ciona intestinalis (L.) depresses species richness by Blum, Julia C., Chang, Andrew L., Liljesthröm, Marcela, Schenk, Michelle E., Steinberg, Mia K., Ruiz, Gregory M.

“…Non-native ascidians are a dominant feature of many sessile marine communities throughout the world and may have negative effects on species diversity. We…”
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Clutch Investment in the Chilean Swallow (Tachycineta meyeni) Shifts with Time of Breeding and Position in the Sequence of Laying by Liljesthröm, Marcela, Cooper, Caren, Reboreda, Juan C

“…Within a population, the sizes of eggs and clutches vary, and the combination of both determines a female's reproductive investment. We investigated females'…”
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Kelp Geese (Chloephaga hybrida) and Flightless Steamer-Ducks (Tachyeres pteneres) in the Beagle Channel: the importance of islands in providing nesting habitat by Liljesthröm, Marcela, Schiavini, Adrián, Sáenz Samaniego, Ricardo A., Fasola, Laura, Raya Rey, Andrea

“…We describe the nest-site characteristics and breeding habitat use of Kelp Geese (Chloephaga hybrida) and Flightless Steamer-Ducks (Tachyeres pteneres) along…”
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Clock gene variation in Tachycineta swallows by Dor, Roi, Cooper, Caren B., Lovette, Irby J., Massoni, Viviana, Bulit, Flor, Liljesthrom, Marcela, Winkler, David W.

“…Many animals use photoperiod cues to synchronize reproduction with environmental conditions and thereby improve their reproductive success. The circadian…”
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Kelp Geese in the Beagle Channel: the importance of islands in providing nesting habitat by Liljesthrom, Marcela, Schiavini, Adrian, Samaniego, Ricardo A. Saenz, Fasola, Laura, Rey, Andrea Raya

“…We describe the nest-site characteristics and breeding habitat use of Kelp Geese (Chloephaga hybrida) and Flightless Steamer-Ducks (Tachyeres pteneres) along…”
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Primer registro de Dasypsyllus (Avesopsylla) lasius lasius (Siphonaptera: Ceratophyllidae) en nidos de golondrina chilena, Tachycineta meyeni (Passeriformes: Hirundinidae), en Ushuaia (Tierra del Fuego, Argentina) by Rosana ARAMBURÚ, Juliana SÁNCHEZ, Marcela LILJESTHRÖM, Anahí FORMOSO, Marcela LARESCHI

“…La golondrina chilena, Tachycineta meyeni (Cabanis), nidifica en el centro de Chile y suroeste de Argentina. En invierno migra a Bolivia, Paraguay y al sureste…”
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Nest Predators of Flightless Steamer-Ducks (Tachyeres pteneres) and Flying Steamer-Ducks (Tachyeres patachonicus) by Liljesthröm, Marcela, Fasola, Laura, Valenzuela, Alejandro, Rey, Andrea Raya, Schiavini, Adrián

“…A combination of infrared cameras and plasticine eggs were used to identify potential nest predators of Flightless Steamer-Ducks (Tachyeres pteneres) and…”
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Avian predation at a Southern Rockhopper Penguin colony on Staten Island, Argentina by Liljesthröm, Marcela, Emslie, Steven D., Frierson, Dargan, Schiavini, Adrián

“…We studied predation risk in relation to nest location and subcolony size in Southern Rockhopper Penguins ( Eudyptes chrysocome chrysocome ) during the…”
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Primer registro de Dasypsyllus (Avesopsylla) lasius lasius (Siphonaptera: Ceratophyllidae) en nidos de golondrina chilena, Tachycineta meyeni (Passeriformes: Hirundinidae), en Ushuaia (Tierra del Fuego, Argentina) First record of Dasypsyllus (Avesopsylla) lasius lasius (Siphonaptera: Ceratophyllidae) in Chilean swallow nests Tachycineta meyeni (Passeriformes: Hirundinidae) in Ushuaia (Tierra del Fuego, Argentina) by Rosana Aramburú, Juliana Sánchez, Marcela Liljesthröm, Anahí Formoso, Marcela Lareschi

“…La golondrina chilena, Tachycineta meyeni (Cabanis), nidifica en el centro de Chile y suroeste de Argentina. En invierno migra a Bolivia, Paraguay y al sureste…”
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