Results 71 to 80 of about 3,892 (125)

Global neuro-oncology: what lies ahead for low- and middle-income countries?

open access: yesJournal of the Pakistan Medical Association
Over the past few decades, the global healthcare community has achieved remarkable success in controlling many communicable diseases across various regions.
Syed Ather Enam   +10 more
doaj   +1 more source

No need to replace an “anomalous” primate (Primates) with an “anomalous” bear (Carnivora, Ursidae)

open access: yesZooKeys, 2015
By means of mitochondrial 12S rRNA sequencing of putative “yeti”, “bigfoot”, and other “anomalous primate” hair samples, a recent study concluded that two samples, presented as from the Himalayas, do not belong to an “anomalous primate”, but to an ...
Eliécer Gutiérrez, Ronald H. Pine
doaj   +1 more source

Morphology and function of pinniped necks: The long and short of it

open access: yesThe Anatomical Record, Volume 308, Issue 12, Page 3175-3185, December 2025.
Abstract Terrestrial vertebrates from at least 30 distinct lineages in both extinct and extant clades have returned to aquatic environments. With these transitions came numerous morphological adaptations to accommodate life in water. Relatively little attention has been paid to the cervical region when tracking this transition.
Justin Keller   +3 more
wiley   +1 more source

The Brain Anatomy of the Brown Bear (Carnivora, Ursus arctos L., 1758) Compared to That of Other Carnivorans: A Cross-Sectional Study Using MRI

open access: yesFrontiers in Neuroanatomy, 2019
In this study, we aimed to provide a neuroanatomy atlas derived from cross-sectional and magnetic resonance imaging (MRI) of the encephalon of the brown bear (Ursus arctos). A postmortem brain analysis using magnetic resonance imaging (MRI – 1,5T; a high-
Tomasz Sienkiewicz   +7 more
doaj   +1 more source

Assessment of available anatomical characters for linking living mammals to fossil taxa in phylogenetic analyses [PDF]

open access: yes, 2016
ORCID: 0000-0003-4919-8655© 2016 The Authors. Published by the Royal Society under the terms of the Creative Commons Attribution License http://creativecommons.org/licenses/by/4.0/, which permits unrestricted use, provided the original author and ...
Natalie Cooper   +3 more
core   +2 more sources

Through the eyes of the Andean bear: Camera collar insights into the life of a threatened South American Ursid

open access: yesEcology and Evolution
Due to Andean bears' propensity for inhabiting challenging environments and terrain, their wild ecology remains poorly understood, especially when compared to other members of the Ursidae family.
Ruthmery Pillco Huarcaya   +4 more
doaj   +1 more source

Nuevos registros de Tremarctos ornatus (Carnivora: Ursidae) en área rural de Salgar-Antioquia.

open access: yesMammalogy Notes
Presentamos nuevos registros del oso andino (Tremarctos ornatus) para el municipio de Salgar, Antioquia (Colombia). Estos registros se realizaron entre los años 2023 y 2024 con cámaras trampa y cámara digital, en un área de bosques nativos adyacentes a ...
julio Montoya Osorio   +3 more
doaj   +1 more source

Large mammals of the Upper Pleistocene in Galicia (NW of the Iberian Peninsula) [PDF]

open access: yes, 1991
[Resumen] La investigación de cuatro sistemas cársticos gallegos ha permitido la recuperación de restos fósiles de hervíboros (grandes bóvidos, cérvidos, équidos), suidos y úrsidos, de los que se ha realizado un estudio morfométrieo.
Grandal-d'Anglade, Aurora   +1 more
core   +1 more source

Nuevas evidencias de la presencia del Oso Andino (Tremarctos ornatus) en las Yungas de Puno, el registro más austral de Perú

open access: yesRevista Peruana de Biología, 2011
El oso de anteojos Tremarctos ornatus es el único representante de la familia Ursidae en Suramérica. La población más grande y de distribución continua del oso andino en el Perú, se localiza en la ladera oriental de la cordillera oriental, incluyendo al ...
Gisella Márquez, Víctor Pacheco
doaj   +1 more source

Evolutionary aspects in evaluating mutations in the melanocortin 4 receptor [PDF]

open access: yes, 2007
More than 70 missense mutations have been identified in the human melanocortin 4 receptor (MC4R), and many of them have been associated with obesity. In a number of cases, the causal link between mutations in MC4R and obesity is controversially discussed.
Annette Grüters   +34 more
core   +1 more source

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