Results 91 to 100 of about 3,892 (125)

Spanish karstic fillings: the key for pleistocene Ursids knowledge [PDF]

open access: yes, 1986
En esta nota se realiza una revisión de los osos pleistocenos basada en el material español, que proviene, principalmente, de rellenos kársticos Se hace una revisión de la filogenia y distribución estratigráfica y geográfica de las diferentes ...
Torres Pérez-Hidalgo, Trinidad José
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Estimación de la masa corporal de las especies de osos fósiles y actuales (Ursidae, Tremarctinae) de América del Sur Body mass estimation of extinct and extant South American bears (Ursidae, Tremarctinae)

open access: yesRevista del Museo Argentino de Ciencias Naturales, 2009
Contar con estimaciones precisas de la masa corporal de los taxones fósiles es esencial para realizar reconstrucciones paleobiológicas. Empleando relaciones demostradas entre la masa corporal y medidas anatómicas en mamíferos modernos algunos autores han
Leopoldo Héctor Soibelzon   +1 more
doaj  

El problema del concepto de especie en la filogenia del Oso de las Cavernas [PDF]

open access: yes, 2001
[Abstract] This a short review of a series of concepts daily used in palaentology, trying to connect them with their meaning in other fields of study in Biology. Firstly, it should be pointed out if the concept of species comes from an empiric reality or
Grandal-d'Anglade, Aurora, Vila, Marta
core   +2 more sources

Keanekaragaman Jenis Satwaliar di Kawasan Perkebunan Kelapa Sawit dan Status Perlindungannya: Studi Kasus di Kawasan Unit Pengelolaan PT. Agro Karya Prima Lestari [PDF]

open access: yes, 2010
Degradation of ecosystems in the region of Agro Karya Prima Lestari Ltd causing this region un function well as wildlife habitat. This is indicated by the low level of wildlife encounters, both on observations during this study took place as well as from
Arief, H. (Harnios)   +2 more
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黑熊的血液生化正常值测定

open access: yes野生动物学报, 1990
黑熊(Selenarctos thibetanus),隶属于食肉目(Carnivora)熊科(Ursidae)的中大型兽类,也是国家规定的重点保护的二级野生动物。黑熊体毛黑色,前胸具有白色“V”形带,我国多数地区均有分布。熊的全身几乎都可入药。因此,黑熊除具有观赏价值外,还有较高的经济价值。随着人工引流熊胆技术的开发,人们愈来愈重视熊的饲养、繁殖。然而,对于黑熊的血液学数值所知甚少,国内至今未见报道。为此,我们测定了健康黑熊的十二项血液生化指标 ...
吴大强   +6 more
doaj  

Status and Food Preferences of Bears in Sub Alpine Scrub Forests, AJK

open access: yesJournal of Bioresource Management, 2018
Bears belong to the family Ursidae, under the order Carnivora with eight extant species (Grzimek, 2003). Roberts (1997) cite the presence of Himalayan brown bear, Himalayan black bear and Balochistan black bear in Pakistan.
Madeeha Manzoor   +2 more
doaj   +1 more source

Estructura de edades y proporción de sexos del Oso de las Cavernas de Zoolithenhöhle, Alemania [PDF]

open access: yes, 2001
[Abstract] This paper reports the results of the study of age and sexual composition of the cave bear (Ursus spelaeus) ‘population’ of the Zoolithenhöhle, a classic cave site in Bavaria, southern Germany.
Weinstock, J.
core   +1 more source

Hematological profiles of the Malayan sun bear (Heiarctos Malayanus) kept in captivity [PDF]

open access: yes, 2011
Nineteen haematological parameters for the Malayan sun bear which include PCV, RBC count, differential counts for leucocytes, plasma protein, PT and APTT were evaluated.
Arshad, Siti Suri   +5 more
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Nueva evidencia sobre la relación filogenética entre los osos pleistocenos de América del Sur y del Norte [PDF]

open access: yes, 2000
Fil: Soibelzon, Leopoldo Héctor. División Paleontología Vertebrados. Facultad de Ciencias Naturales y Museo.
Soibelzon, Leopoldo Héctor
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Through time Iberian Ursus spelaeus Ros. Hein. cheek-teeth size distribution [PDF]

open access: yes, 2000
This paper deals with a metrical comparison of cheek-teeth length of Ursus spelaeus Ros.Hein. Iberian population representatives. Spanish cave bear localities are grouped in four different areas, Torres 1989) which we can tentatively suppose were ...
Torres Pérez-Hidalgo, Trinidad José
core  

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