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Documents disponibles écrits par cet auteur (5)
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Article
J. Pedrana, Auteur ; L. Bernad, Auteur ; N. O. Maceira, Auteur ; J. P. Isacch, AuteurSouth-eastern South America (SESA) hosts populations of a number of large herbivores, such as the Greater Rhea (Rhea americana). However, the natural grasslands of SESA have been subject to major transformation through agricultural development, [...]
Article
J. P. Isacch, Auteur ; M. S. Bo, Auteur ; N. O. Maceira, Auteur ; M. R. Demaria, Auteur ; S. Peluc, AuteurWe studied the species composition and seasonality of the bird community in the semi-arid west pampa grasslands of Argentina. The study was carried out in natural grasslands with and without a history of cattle grazing ("mixed grassland" and "so[...]
Article
M. M. Martinez, Auteur ; J. P. Isacch, Auteur ; M. Rojas, AuteurA study was made of the feeding behaviour of Olrog's gull Larus atlanticus in winter. Although feeding mainly on crabs they also, contrary to previous observations, made use of discarded offal, much as other species of gull. Such generalist feed[...]
Article
D. A. Cardoni, Auteur ; M. Favero, Auteur ; J. P. Isacch, AuteurThe increasing popularity of outdoor recreational activities in recent years has resulted in elevated human disturbance of waterbird communities. Anthropogenic disturbance is defined as any human activity that constitutes a stimulus sufficient t[...]
Article
J. P. Isacch, Auteur ; M. M. Martinez, AuteurThis study describes annual variation in abundance and population status of non-breeding migratory shorebirds in flooding pampa grasslands of Argentina. We studied two Nearctic species, the American Golden-Plover (Pluvialis dominica) and the Buf[...]
