The exotic mammals of Argentina
- A. Novillo, R. Ojeda
- Environmental ScienceBiological Invasions
- 8 January 2008
The fauna of exotic mammals of Argentina represents a good opportunity to understand the dynamics of the invasion process as they represent a diversity of ecological groups and environmental contexts.
Discovery of tetraploidy in a mammal
- M. Gallardo, J. Bickham, R. Honeycutt, R. Ojeda, N. Köhler
- BiologyNature
- 23 September 1999
Polyploidy, or having more than a pair of each type of chromosome, is considered to be unlikely in mammals because it would disrupt the mechanism of dosage compensation that normally inactivates one…
DESERTIFICATION IN CENTRAL ARGENTINA: CHANGES IN ECOSYSTEM CARBON AND NITROGEN FROM IMAGING SPECTROSCOPY
Many arid and semiarid (dryland) regions are subject to desertification from intensive land-use pressures such as cattle ranching. However, the lack of quantitative approaches required to assess…
Diet of wild boar (Sus scrofa) in a protected area of Argentina: the importance of baiting
- S. Ballari, M. F. Cuevas, R. Ojeda, J. L. Navarro
- Environmental ScienceMammal Research
- 2014
The diet of wild boar in El Palmar National Park was evaluated, assessing its composition, seasonality, and importance of baiting, where vegetable matter represented the major component of the diet, and corn was the most abundant food item, used as bait to hunt wild boars.
Utilization of food resources by small and medium-sized mammals in the Monte Desert biome, Argentina
Examination of diet composition in a mammal assemblage in the Monte desert, Argentina shows that two main strategies are used by these mammals: medium-sized and small-sized species are herbivores and omnivorous, respectively.
Food habits and impact of rooting behaviour of the invasive wild boar, Sus scrofa, in a protected area of the Monte Desert, Argentina
- M. F. Cuevas, A. Novillo, C. Campos, M. Dacar, R. Ojeda
- Biology
- 1 November 2010
6. Observations on the distribution and ecology of the mammals of Salta Province, Argentina
- M. Mares, R. Ojeda, Mary Patricia Kosco
- Environmental Science
- 6 March 1981
Fifty-eight species belonging to 19 families and seven orders are considered in Salta Province, Argentina; this represents 41% of the total mammal fauna of the province.
Systematics, Distribution, and Ecology of the Mammals of Catamarca Province, Argentina
- M. Mares, R. Ojeda, Janet K. Braun, R. Barquez
- Environmental Science
- 1997
The systematics, distribution, and ecology of the Didelphimorphia, Xenarthra, Chiroptera, Carnivora, Artiodactyla, Rodentia, and Lagomorpha of Catamarca Province, Argentina, are summarized.…
Loss of mammalian species from the South American Gran Chaco: Empty savanna syndrome?
- Maria E. Periago, V. Chillo, R. Ojeda
- Environmental Science
- 25 November 2014
The Gran Chaco in central South America is a major savanna woodland eco- system. Accelerated changes in land use within it have resulted in a complex matrix of areas with varying capabilities for…
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