Results 121 to 130 of about 13,266 (145)

Patterns and Determinants of Mortality in Grey Wolves (Canis lupus)

Mammal Review, Volume 56, Issue 1, March 2026.
This systematic review reveals the global patterns and drivers of grey wolf mortality, highlighting the high mortality risk associated with human coexistence for this cursorial carnivore, and reshaping previous knowledge to guide management and conservation strategies.
Ana Morales‐González, Héctor Ruiz‐Villar, Mario Quevedo, Alberto Fernández‐Gil, Maria Paniw, Eloy Revilla   +5 more
wiley   +1 more source

Detection of Ursid Gammaherpesvirus 2 in Asiatic Black Bears (Ursus thibetanus) With Keratoconjunctivitis

Veterinary Ophthalmology, Volume 29, Issue 2, March 2026.
ABSTRACT Objective To investigate the potential contribution of herpesvirus infection in the development of ocular surface disease in Asiatic black bears (Ursus thibetanus). Animals Studied Eight captive Asiatic black bears housed at a wildlife sanctuary were examined during routine health assessments.
Katharina Thieme, Marc Gölkel, J. Corinna Eule, Lesley Halter‐Gölkel, Dusan Kunec, Frank Göritz, Sina Feyer, Bich Ngoc Bui, Jakob Trimpert   +8 more
wiley   +1 more source

Brown Bear (Ursus arctos; Eurasia)

, 2020
J. Swenson, H. Ambarlı, J. Arnemo, L. Baskin, P. Ciucci, P. Danilov, M. Delibes, Marcus Elfström, Alina L. Evans, C. Groff, A. Hertel, D. Huber, K. Jerina, A. Karamanlidis, J. Kindberg, I. Kojola, M. Krofel, J. Kusak, T. Mano, Mario Melletti, Y. Mertzanis, A. Ordiz, S. Palazón, J. Parchizadeh, V. Penteriani, P. Quenette, A. Sergiel, N. Selva, I. Seryodkin, M. Skuban, S. Steyaert, O. Støen, Konstantin F. Tirronen, A. Zedrosser   +33 more
semanticscholar   +1 more source

New Data on Large Brown Bear (Ursus arctos L., 1758, Ursidae, Carnivora, Mammalia) from the Pleistocene in Yakutia

Doklady earth sciences, 2019
G. Boeskorov, G. Baryshnikov, A. Tikhonov, A. Protopopov, A. I. Klimovsky, S. Grigoriev, M. Y. Cheprasov, G. Novgorodov, M. Shchelchkova, J. van der Plicht   +9 more
semanticscholar   +1 more source

Testosterone-related and seasonal changes in sebaceous glands in the back skin of adult male brown bears (Ursus arctos)

, 2018
Jumpei Tomiyasu, Y. Yanagawa, Yoshikazu Sato, Michito Shimozuru, M. Nagano, M. Sasaki, H. Sakamoto, Naoya Matsumoto, Kohei Kobayashi, M. Kayano, S. Haneda, M. Matsui   +11 more
semanticscholar   +1 more source

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Implementing a comprehensive approach to study the causes of human-bear (Ursus arctos pruinosus) conflicts in the Sanjiangyuan region, China.

Science of the Total Environment, 2021
Personal injury and property loss caused by wildlife often deteriorates the relationship between humans and animals, prompting retaliatory killings that threaten species survival. Conflicts between humans and Tibetan brown bears (Ursus arctos pruinosus) (
Yunchuan Dai, Charlotte E. Hacker, Yu Cao, Hanning Cao, Yadong Xue, Xiaodong Ma, Haodong Liu, Babar Zahoor, Yuguang Zhang, Diqiang Li   +9 more
semanticscholar   +1 more source

Prevalence and patterns of scavenging by brown bears (Ursus arctos) on salmon (Oncorhynchus spp.) carcasses

, 2021
Scavenging, an underappreciated mechanism of prey consumption for many predators, can contribute substantially to nutritional intake.
A. E. Lincoln, Aaron J. Wirsing, T. Quinn   +2 more
semanticscholar   +1 more source

Infectious Canine Hepatitis in a Brown Bear (Ursus arctos horribilis) from Alaska, USA

Journal of Wildlife Diseases, 2018
:  We diagnosed infectious canine hepatitis in a free-ranging brown bear (Ursus arctos horribilis) cub from Alaska, US, found dead in October 2015. Intranuclear inclusion bodies were present in hepatocytes, and immunohistochemistry showed reactivity to ...
S. Knowles, B. Bodenstein, Troy R. Hamon, Michael W. Saxton, Jeffrey S. Hall   +4 more
semanticscholar   +1 more source

Brown bear ( Ursus arctos L.) palaeoecology and diet in the Late Pleistocene and Holocene of the NW of the Iberian Peninsula: A study on stable isotopes

Quaternary International, 2017
In this paper we performed stable isotope analysis on bone collagen of 81 samples from at least 39 brown bears ( Ursus arctos ) dating from Late Pleistocene to nowadays, that lived in the western of the Cantabrian Mountains.
Ana García-Vázquez, A. C. Pinto-Llona, A. Grandal-d’Anglade   +2 more
semanticscholar   +1 more source

Steppe brown bear Ursus arctos “priscus” from the Late Pleistocene of Europe

, 2019
The steppe brown bear U. a. “priscus” is constant but not a common member of the Late Pleistocene paleocommunities. It is not distinct arctoid species, but a large brown bear ecomorph which lived in open environments.
Adrian Marciszak, C. Schouwenburg, Grzegorz Lipecki, S. Talamo, A. Shpansky, D. Malikov, Wiktoria Gornig   +6 more
semanticscholar   +1 more source