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Documents disponibles écrits par cet auteur (8)
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Article
Alvina Leche, Auteur ; Eric Gismondi, Auteur ; Monica B. Martella, Auteur ; Arne Korthals, Auteur ; Oliver Krone, Auteur ; Joaquin L. Navarro, AuteurPersistent organic pollutants (POPs) have been identified as a significant threat to environmental health. The presence of POPs was examined in a feral population of Greater Rhea (Rhea americana) established in Germany. Polychlorinated biphenyls[...]
Article
Nancy Verónica Marinero, Auteur ; Joaquin L. Navarro, Auteur ; Monica B. Martella, AuteurThe Puna Rhea (Rhea tarapacensis) is a large, flightless herbivorous bird found in the Andes Mountains of four countries, namely Argentina, Chile, Bolivia and Peru. Despite its ample distribution range, little is known about the ecological requi[...]
Article
Paola F. Giordano, Auteur ; Laura M. Bellis, Auteur ; Joaquin L. Navarro, Auteur ; Monica B. Martella, AuteurIn Argentina the original landscape structure of the pampas grasslands has changed rapidly due to intensified and specialized agricultural practices. The conversion of grasslands into croplands has been suggested as a threat to Greater Rhea Rhea[...]
Article
Paola F. Giordano, Auteur ; Joaquin L. Navarro, Auteur ; Monica B. Martella, AuteurWe developed large-scale spatially explicit models to predict the distribution of suitable habitat patches for the Greater rhea (Rhea americana), a near-threatened species, in two areas of central Argentina with different land use: a grassland a[...]
Article
Fernando R. Barri, Auteur ; Monica B. Martella, Auteur ; Joaquin L. Navarro, AuteurThe Lesser Rhea (Pterocnemia-Rhea-pennata pennata) has a complex reproductive system that combines polygyny with sequential polyandry, in which males build the nest, fully incubate the eggs and care for the young. As occurs with the Greater Rhea[...]
Article
Fernando R. Barri, Auteur ; Monica B. Martella, Auteur ; Joaquin L. Navarro, AuteurSelection of nest-site habitat by a population of wild Lesser Rheas (Rhea pennata pennata) was studied in the northwestern Patagonia steppe, Argentina, during two reproductive seasons (2004/2005 and 2005/2006). Nest spatial distribution was comp[...]
Article
Alvina Leche, Auteur ; Juan M. Busso, Auteur ; Joaquin L. Navarro, Auteur ; Cristian Hansen, Auteur ; Raul H. Marin, Auteur ; Monica B. Martella, AuteurThe Greater Rhea (Rhea americana) is a near-threatened species. Wild populations are affected by human activities, such as illegal hunting, egg harvesting and conversion of natural habitats to croplands. An indicator of disturbance:; is the incr[...]
Article
Fernando R. Barri, Auteur ; Monica B. Martella, Auteur ; Joaquin L. Navarro, AuteurWe studied the reproductive success of a wild Lesser Rhea population (Pterocnemia -Rhea- pennata pennata) during two reproductive seasons (2004/2005 and 2005/2006) in north-western Patagonia, Argentina. The parameters recorded included populatio[...]
