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Travel for sex: Long-range breeding dispersal and winter haulout fidelity in southern sea lion males
(Elsevier Gmbh, 2016-01)
Southern sea lions (Otaria flavescens; SSLs) have a polygynous mating system and a prolonged social-sexual maturation period for males. Male haulouts are common in this species, with some very distant from central breeding ...
Diet of the bobolink (Dolichonyx oryzivorus) in rice fields on its wintering grounds in Argentina
(Sociedade Brasileira de Ornitologia, 2019-03)
Winter diet of Bobolinks (Dolichonyx oryzivorus), a bird considered a pest of rice fields, is known to consist primarily of seeds.However, it is not yet possible to establish the extent to which non-rice plants and animal ...
The diet of the South American Tern: The Argentine Anchovy as key prey in the non-breeding season
(Csiro Publishing, 2011-09)
The Argentine Anchovy (Engraulis anchoita) is one of the most important pelagic fishery resources of the Patagonian Shelf and is known to be an important prey item for several seabirds of the northern Argentine coast. The ...
STRATOSPHERIC OZONE MONITORING OVER NY ALESUND
(CONSIGLIO NAZIONALE DELLE RICERCHE, 2013)
The paper shows some results of campaigns performed at the “Dirigibile Italia“ Station,
useful for comparing satellite and ground-based stratospheric ozone concentrations, both
acquired during the polar day, and analyzing ...
Geographic distribution and land transformation in the wintering grounds of the blackpoll warbler (Setophaga striata) : is deforestation associated with population decline?
(Universidad de los AndesBiologíaFacultad de CienciasDepartamento de Biología, 2019)
"Las aves migratorias desempeñan importantes funciones ecológicas a escalas continentales. Sin embargo, la fuerte disminución de las poblaciones especies de migratorias es preocupante debido a que las causas específicas ...
Genetic diversity and connectivity of southern right whales (eubalaena australis) found in the brazil and chile-peru wintering grounds and the south georgia (islas georgias del sur) feeding ground
(Oxford University Press, 2020)
As species recover from exploitation, continued assessments of connectivity and population structure are warranted to provide information for conservation and management. This is particularly true in species with high ...
Time-activity Budget of the Snowy Sheathbill (Chionis albus) Wintering at a Sea Lion (Otaria flavescens) Haul-out in Argentina
(Waterbird Society, 2021-09-01)
This work aims to provide information regarding the behavioral ecology of the least studied of the two sheathbill species, the Snowy Sheathbill (Chionis albus), wintering in northern Argentina in a male South American Sea ...
Sexual dimorphism and diet segregation in the Black Skimmer Rynchops niger
(Nederlandse Ornithologische Unie, 2007-12)
Sexual segregation during foraging is common in birds and may occur at different temporal and spatial scales. In this study we explored the degree of sexual segregation in the Black Skimmer Rynchops niger by studying the ...
Modelos de crescimento de cultivares de centeio
(Universidade Federal de Santa MariaBrasilAgronomiaUFSMPrograma de Pós-Graduação em AgronomiaCentro de Ciências Rurais, 2018-07-19)
The objectives of this study were to adjust the nonlinear models, Gompertz and Logistic, to describe the plant height, fresh matter of aerial and dry matter of aerial and indicate the model that best describes the growth ...
Abundancia y fluctuaciones de aves limícolas (Charadriiformes) en una playa fangosa de Chomes, Costa Rica
(1992)
We recorded 27 species of Charadriiformes on the mud flats of Chomes, Golfo de Nicoya, Costa Rica, during biweekly censuses over one year. These were grouped taking into account their abundance and permanence on the flat. ...