South American giant short-faced bear (Arctotherium angustidens) diet: evidence from pathology, morphology, stable isotopes, and biomechanics [PDF]
Fil: Soibelzon, Leopoldo Héctor. División Paleontología Vertebrados. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Grinspan, Gustavo A.. Núcleo de Biomecánica. Espacio Interdisciplinario.
Acosta, Walter G. +6 more
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Huéspedes definitivos de Spirometra mansonoides (Cestoda, Diphyllobothriidae) en el Perú
Se realizó un estudio parasitológico en el zoológico Parque de Las Leyendas, Lima, Perú en el año de 1993. Se recolectaron 49 muestras de heces de carnívoros pertenecientes a cinco familias: Canidae, Ursidae, Procyonidae, Mustelidae y Felidae, éstas ...
Manuel Tantaleán, Carmen Michaud
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Primer registro de oso negro americano (Ursus americanus) para el estado de Hidalgo, México
Se documenta el primer registro del oso negro americano (Ursus americanus) para el estado de Hidalgo, México, mismo que representa el punto más sureño de la distribución de esta especie. El ejemplar se encontró muerto cerca del poblado El Aguaje de Cerro
Luis Antonio Juárez Casillas +1 more
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Black bears (Ursus americanus) are considered endangered in Mexico. In northern Mexico, bears are considered responsible for preying on livestock, damaging private property, and crops; therefore they are killed to protect locals’ livelihoods. There is a
Luis Antonio Juárez Casillas +1 more
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Registros del oso andino Tremarctos ornatus (Carnivora: Ursidae) en el Subandino Sur de Bolivia
En la presente nota se reportan cuatro registros documentados mediante fotografías de la presencia del oso andino (Tremarctos ornatus) en el Subandino Sur de Bolivia dentro los límites de las Unidades de Conservación del Oso Andino (UCO) Carrasco-Amboró-
Efraín Miguel Peñaranda Barrios +5 more
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Bears and Humans, a Neanderthal tale. Reconstructing uncommon behaviors from zooarchaeological evidence in Southern Europe [PDF]
Cave bear (Ursus spelaeus), brown bear (Ursus arctos), and Neanderthals were potential competitors for environmental resources (shelters and food) in Europe.
Benazzi, Stefano +5 more
core +2 more sources
El Oso Andino (Tremarctos ornatus) es la única especie de la familia Ursidae que existe en Suramérica. La especie es de tamaño mediano y su peso varía entre 70 y 195 kg, siendo el macho de 30 a 40% más grande que la hembra (Castellanos 1996, Peyton 1999).
Daniel M. Díaz-Rueda +3 more
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Understanding Species–Habitat Associations: A Case Study with the World’s Bears
Habitat modeling is one of the most common practices in ecology today, aimed at understanding complex associations between species and an array of environmental, bioclimatic, and anthropogenic factors.
David Lance Garshelis
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Tracing the evolutionary history of the morpho‐anatomy of baculum in primates
Abstract Animal morphology reflects both evolutionary history and present‐day adaptation. Male mammal copulatory structures such as the baculum (penile bone) are ideal for studying these processes because of their complexity and high interspecific variability. In primates, however, research has focused mostly on baculum length.
Federica Spani +3 more
wiley +1 more source
Comments on : diet, physiology and ecology of fossil mammals as inferred from stable carbon and nitrogen isotope biogeochemistry: implications for Pleistocene bears [PDF]
A detailed study of isotopic relationships in European Pleistocene ursid teeth have been presented by Bocherens et al. (1994). We agree with the resu1ts and broad conclusions derived from the stable carbon isotope relationships.
Torres Pérez-Hidalgo, Trinidad José
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