Mrki medvjed (Ursus arctos L.) ima potrebe za velikim Životnim prostorom. Saobraćajnice uzrokuju fragmentaciju njegovog staništa što moŽe dovesti do izolacije pojedinih dijelova populacije.
Siniša Cincar +2 more
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Molecular Phylogeny and SNP Variation of Polar Bears (Ursus maritimus), Brown Bears (U. arctos), and Black Bears (U. americanus) Derived from Genome Sequences [PDF]
We assessed the relationships of polar bears (Ursus maritimus), brown bears (U. arctos), and black bears (U. americanus) with high throughput genomic sequencing data with an average coverage of 25× for each species. A total of 1.4 billion 100-bp paired-end reads were assembled using the polar bear and annotated giant panda (Ailuropoda melanoleuca ...
Matthew A, Cronin +6 more
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Sima de Illobi (Aralar, Navarra) yacimiento de oso pardo (U. arctos Linnaeus, 1758). Estudio taxonómico y tafonómico. [PDF]
En este trabajo, presentamos los resultados logrados del estudio del conjunto paleontológico de la Sima de Illobi (Aralar, Navarra). Este estudio consta de dos partes, análisis taxonómico y tafonómico. En la primera, hemos analizado y comparado con otros
Villaluenga, Aritza
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Osos (Mammalia, Carnivara, Ursidae) del Pleistoceno Ibérico (U. deningeri Von Reichenau, U. spelaeus Rosenmüller-Heinroth,U. arctos Linneo): VI. Dentición inferior. [PDF]
En este trabajo se realiza un estudio métrico y morfológico de la dentición inferior de U. etruscus Cuv., U. deningeri V. REICH., U. spelaeus Ros-HEIN., y U. arctos LIN. El cuarto premolar inferior de las especies espéleas desarrolla formas progresivamente más anchas y con el paracónido cada vez más complejo. En U.
Torres Pérez-Hidalgo, Trinidad José
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Modeliranje koridora kretanja medvjeda (Ursus arctos Linnaeus, 1758) u Hrvatskoj [PDF]
Bear (Ursus arctos) is the largest terrestical carnivore in Croatia and one of three large carnivores which live in Croatia. Along with population in Slovenia and Bosnia and Hercegovina, bears in Croatia represent the most western and stable population of bears in Europe.
Hazdovac, Ivana
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Dietary ecology of the extinct cave bear: Evidence of omnivory as inferred from dental microwear textures [PDF]
The diet of the extinct European cave bear, Ursus spelaeus, has widely been debated. Diverging from the extant brown bear (Ursus arctos) approximately 1.2 million years ago, the cave bear is one of the most ubiquitous fossil bears occurring in Europe ...
D. Brent Jones, Larisa R.G. DeSantis
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Small cave bear (U. ex gr. savini-rossicus) as a game species of prehistoric man [PDF]
Imanay Cave is located in the Southern Urals (53°02' N, 56°26' E), at 420 m.a.s.l. A 9.5 m2 trench was excavated in the grotto in the inner part of the cave to examine the sediments. The accretion thickness was 1.2 m. The taphocoenosis of the Imanay Cave
Gimranov D.O. +5 more
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The article presents the results of ecological niche and habitat suitability modelling of Ursus arctos, performed in the Central Forest State Nature Reserve and its buffer zone (Tver region, Russia), using the GNESFA factor analysis method.
Sergey S. Ogurtsov
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Utjecaj vremena skladištenja na hematološke parametre u krvi smeđeg medvjeda (Ursus arctos)
Na vrijednosti hematoloških parametara značajan utjecaj mogu imati vrijeme uzorkovanja krvi u odnosu na vrijeme analize, ali i uvjeti skladištenja, poput temperature na kojoj se krv transportira do referentnog laboratorija. Odlaganje analize krvi može dovesti do znatnih promjena koje tada direktno utječu na interpretaciju dobivenih podataka te u ...
Hadžimusić, Nejra +4 more
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Reproduction efficiency of the Steller's Sea Eagle on Sakhalin Island and the Lower Amur (Russia)
Since the mid-2000s, we have been monitoring the status of two Haliaeetus pelagicus populations, breeding on Sakhalin Island (438 nesting territories) and the lower reaches of the River Amur (350 nesting territories), Russian Far East.
Vladimir B. Masterov, Michael S. Romanov
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