Results 91 to 100 of about 8,794 (210)

First recorded case of female Brown bear (Ursus arctos: Ursidae) with five second year cubs

open access: yesNature Conservation Research: Заповедная наука, 2018
We report the first case of a super-large brown bear (Ursus arctos) litter surviving until the second year of life. In the Land of the Leopard National Park, using camera traps, we recorded a female with five cubs two times – in March and in December ...
Gleb A. Sedash   +4 more
doaj   +1 more source

Telling apartFelidaeandUrsidaefrom the distribution of nucleotides in mitochondrial DNA

open access: yes, 2018
Rank–frequency distributions of nucleotide sequences in mitochondrial DNA are defined in a way analogous to the linguistic approach, with the highest-frequent nucleobase serving as a whitespace. For such sequences, entropy and mean length are calculated.
Andrij Rovenchak
core   +1 more source

Registros notables del Oso de Anteojos Tremarctos ornatus (Carnivora: Ursidae) en el norte de Antioquia, Colombia.

open access: yesMammalogy Notes, 2014
El oso andino, Tremarctos ornatus, es el único oso viviente y representativo de la subfamilia Tremarctinae en América del Sur. Su distribución comprende desde la Cordillera de Mérida en el noroeste en Venezuela, los  Andes de Colombia, Ecuador, Perú ...
Andrés Arias-Alzate   +1 more
doaj   +1 more source

Una nueva especie de Agriarctos (Ailuropodinae, Ursidae, Carnivora) en la localidad de Nombrevilla 2 (Zaragoza, España)

open access: yesEstudios Geologicos, 2011
Una nueva especie de úrsido primitivo, Agriarctos beatrix procedente de la localidad de Nombrevilla 2 (Zaragoza, cuenca de Calatayud-Daroca) es descrita en este trabajo.
J. Abella, P. Montoya, J. Morales
doaj   +1 more source

Camera traps reveal use of caves by Asiatic black bears (Ursus thibetanus gedrosianus) (Mammalia: Ursidae) in southeastern Iran

open access: yes, 2011
Fahimi, Hadi, Yusefi, Gholam Hosein, Madjdzadeh, Seyed Massoud, Damangir, Abbas Ali, Sehhatisabet, Mohammad Ebrahim, Khalatbari, Leili (2011): Camera traps reveal use of caves by Asiatic black bears (Ursus thibetanus gedrosianus) (Mammalia: Ursidae) in ...
Fahimi, Hadi   +11 more
core   +1 more source

Ursidae Fischer de Waldheim 1817

open access: yes
Family Ursidae – Bears Ursus americanus ......................................
Hoffman, Justin D.   +3 more
openaire   +1 more source

A Comparative Chromosome Banding Analysis of the Ursidae and Their Relationship to Other Carnivores

open access: yes, 1987
Trypsin G-banded karyotypes of eight species of Ursidae were prepared from retrovirus-transformed skin fibroblast cultures. The banding patterns of all bears are highly conserved, even though their diploid numbers range from 42 to 72.
O\u27Brien, Stephen J., Nash, William G.
core   +1 more source

Functional morphology of skull and dentition of the Ursidae

open access: yes, 2007
Sandra Engels hat zwischen August 2006 und Juni 2007 Schädel und Gebiß südostasiatischer Ursiden im Hinblick auf Ernährungspräferenzen rekonstruiert.
Engels, Sandra
core  

Distribution. Andes Mountains of Venezuela, Colombia, Ecuador, Peru and Boliva, with controversial evidence of existence in N Argentina. in Ursidae

open access: yes, 2009
Distribution. Andes Mountains of Venezuela, Colombia, Ecuador, Peru and Boliva, with controversial evidence of existence in N Argentina.Published as part of Don E. Wilson & Russell A. Mittermeier, 2009, Ursidae, pp.
Don E. Wilson, Russell A. Mittermeier
core   +1 more source

A complete mitochondrial genome sequence of Asian black bear Sichuan subspecies (Ursus thibetanus mupinensis)

open access: yesInternational Journal of Biological Sciences, 2007
We obtained the complete mitochondrial genome of U.thibetanus mupinensis by DNA sequencing based on the PCR fragments of 18 primers we designed. The results indicate that the mtDNA is 16 868 bp in size, encodes 13 protein genes, 22 tRNA genes, and 2 rRNA
Wan-ru Hou, Yu Chen, Xia Wu, Jin-chu Hu, Zheng-song Peng, Jung Yang, Zong-xiang Tang, Cai-Quan Zhou, Yu-ming Li, Shi-kui Yang, Yu-jie Du, Ling-lu Kong, Zheng-long Ren, Huai-yu Zhang, Su-rong Shuai
doaj  

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