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Innovative problem-solving in a threatened gull species, the Olrog’s Gull (Larus atlanticus)
(Springer Heidelberg, 2021-10)
Innovation, a process that plays an important role in the ecology and evolution of species, is considered an expression of behavioral flexibility in animals. Here we analyzed innovative problem-solving ability and performance ...
Behavioral responses to a novel feeding problem in the Olrog's Gull Larus atlanticus
(Pacific Seabird Group, 2020-10)
Behavioral innovation is considered an expression of behavioral flexibility and a source of phenotypic plasticity in animals. Here, we explored the main components of behavioral innovation (neophobia and exploratory behavior) ...
Evaluation of neophobia in a threatened seabird: Olrog’s Gull (Larus atlanticus) as a case study
(Csiro Publishing, 2019-04)
Behavioural differences between individuals are expected when animal face novel stimuli. Aversion responses in such situations are called neophobia. Here, we assessed the degree of neophobia towards objects with respect ...
Enteric infections by Trematodes and Nematodes in Olrog’s Gull, Larus atlanticusInfecciones entéricas por trematodos y nematodos en gaviotas cangrejeras o de Olrog, Larus atlanticus
(American Association Of Avian Pathologists, 2012-12)
Trematodes and nematodes can be pathogenic helminths of birds. Every year during the breeding season, there is variable mortality among chicks from the largest Olrog’s gull (Larus atlanticus) colony in Argentina. During ...
Temporal Changes in Diet and Prey Selection in the Threatened Olrog's Gull Larus atlanticus Breeding in Southern Buenos Aires, ArgentinaCambios temporales en la dieta y selección de presas en la gaviota de Olrog Larus Atlanticus criando en el sur de Buenos Aires, Argentina
(Sociedad Española de Ornitología, 2011)
Mercury levels and health parameters in the threatened Olrog’s Gull (Larus atlanticus) from Argentina
(Springer, 2011-10)
Mercury (Hg) exposure was investigated through feathers of Olrog’s Gull and related to health parameters in adults (hematocrit, total plasma proteins, morphometric measures, sex) and chicks (hematocrit, total plasma proteins, ...
Monitoreo de la dieta de la Gaviota de Olrog (Larus atlanticus) en la Laguna Mar Chiquita (Buenos Aires) durante el periodo no reproductivoDiet of Olrog’s Gull (Larus atlanticus) in the Mar Chiquita coastal Lagoon (Buenos Aires, Argentina) during non-breeding period
(Neotropical Ornithological Society, 2010-07)
La dieta de la Gaviota de Olrog (Larus atlanticus) fue monitoreada durante los períodos no reproductivos de 2004, 2005 y 2006 en la Laguna costera Mar Chiquita, (Provincia de Buenos Aires, Argentina). Los cangrejos Neohelice ...
Habitat and nest site characteristics of Olrog's Gull Larus atlanticus breeding at Bahía San Blas, Argentina
(Cambridge University Press, 2001-12)
Olrog’s Gull Larus atlanticus is a vulnerable species endemic to the Argentine Atlantic coast. We present information on new breeding colonies, update information on known colonies, and describe habitat and nest site ...
Actividad nocturna en la Gaviota de Olrog (Larus atlanticus)Nocturnal activity in breeding olrogs gulls (Larus atlanticus)
(Neotropical Ornithological Society, 2005-12)
Birds have been traditionally considered as being mostly diurnal, with a few groups being characteristically nocturnal in their habits (Martin 1990). Among colonial waterbirds, many species are strictly or regularly active ...
Differential Use of Food Resources Between the Kelp Gull Larus dominicanus and the Threatened Olrog's Gull L. atlanticusUso diferencial del recurso alimento entre la gaviota cocinera Larus dominicanus y la amenazada gaviota de Olrog l. atlanticus
(Sociedad Española de Ornitologia, 2013-06)
We assessed the potential overlap in diet composition of the kelp gull Larus dominicanus and the threatened Olrog's gull L. atlanticus breeding syntopically at Bahía San Blas, Argentina, during two breeding seasons (2006 ...