Results 81 to 90 of about 2,922 (181)

Establishment of terrestrial mammals on former reservoir beds following large dam removal on the Elwha River, Washington, USA

Frontiers in Ecology and Evolution
Terrestrial wildlife species are important yet often overlooked taxa in the recovery of ecosystems following dam removal. Their presence can shape ecosystem recovery, signal restoration of ecosystem function, and influence food web dynamics and nutrient ...
Rebecca M. McCaffery, Sara J. Cendejas-Zarelli, Katy R. Goodwin, Patricia J. Happe, Kurt J. Jenkins, Kimberly A. Sager-Fradkin   +5 more
doaj   +1 more source

Presence of trailers reduces culvert‐style trap success in American black bears (Ursus americanus)

Wildlife Society Bulletin
Live capture is an important tool for wildlife research, conservation, and management as it allows for insight into movement, behavior, demographics, diet, and health of wildlife populations.
Rebecca A. Paton, Paul F. Frame, Scott E. Nielsen, Erin N. Miller, Mark A. Edwards   +4 more
doaj   +1 more source

Vocal and Non-Vocal Communication of American Black Bears (Ursus americanus): Implications for Conservation

Conservation
To establish the best approach for conserving a species, it is necessary to understand the biology of that species. To better understand the behavior of American black bears (Ursus americanus), we observed 246 black bears for 7950 h in nature over a 24 ...
Benjamin Kilham, James R. Spotila, Andrew A. Timmins   +2 more
doaj   +1 more source

A Postmortem Finding of a Colloid Goiter in an American Black Bear (Ursus Americanus)

Acta Veterinaria
The present case report aims to describe a postmortem finding of a colloid goiter, without obvious clinical signs of endocrine disease in a 30-year-old American black bear (Ursus americanus) from the “Zoo” in the city of Sofia, Bulgaria.
Popov Georgi Stoychev, Ruzhanova-Gospodinova Iliana Stefanova, Aminkov Konstantin Bogdanov, Georgiev Georgi Ivanov, Manov Vasil Kostadinov   +4 more
doaj   +1 more source

寻仓觅熊

野生动物学报, 1988
美洲黑熊（Ursus americanus）隶属食肉目,熊科,棕熊属。主要分布于北美大陆北部。每到冬季来临,黑熊便在其领域内选择适合的地点进行冬眠。这些地点一般是选择在空心树洞中,掘挖地面洞,有时甚至在象排水沟以及遗弃的建筑物这样的建筑中。在调查的65个洞穴中,有47个（72％）是熊掘挖的地面洞。这些洞是在树或残树干根部及灌木丛中,倒树下 ...
贺力, 徐利
doaj  

Listeria monocytogenes at the human-wildlife interface: black bears (Ursus americanus) as potential vehicles for Listeria. [PDF]

Microb Biotechnol, 2020
Parsons C, Niedermeyer J, Gould N, Brown P, Strules J, Parsons AW, Bernardo Mesa-Cruz J, Kelly MJ, Hooker MJ, Chamberlain MJ, Olfenbuttel C, DePerno C, Kathariou S.   +12 more
europepmc   +1 more source

Unraveling the mystery of the glacier bear: Genetic population structure of black bears (Ursus americanus) within the range of a rare pelage type. [PDF]

Ecol Evol, 2020
Lewis T, Roffler G, Crupi A, Maraj R, Barten N.   +4 more
europepmc   +1 more source

Gut site and sex-specific enrichment of bacterial taxa and predicted metabolic pathways in wild American black bear (Ursus americanus). [PDF]

PLoS One
McKenney EA, De Jesus E, Hatfield T, Hayes D, Holder K, Ivarsson C, Morais N, Payne H, Simpson K, Staal AM, Thompson H, Hildreth R, Olfenbuttel C, Lafferty DJR.   +13 more
europepmc   +1 more source

Bile Duct Stenosis in a Free-Ranging Juvenile American Black Bear (<i>Ursus americanus</i>). [PDF]

Animals (Basel)
Jurgens T, Nelson F, Sheley W, Johnson A, Swanepoel L, Wyckoff S, Sheldon JD.   +6 more
europepmc   +1 more source

A genome assembly of the American black bear, Ursus americanus, from California. [PDF]

J Hered
Supple MA, Escalona M, Adkins J, Buchalski MR, Alexandre N, Sahasrabudhe RM, Nguyen O, Sacco S, Fairbairn C, Beraut E, Seligmann W, Green RE, Meredith E, Shapiro B.   +13 more
europepmc   +1 more source