Results 221 to 230 of about 2,170,354 (276)

Brown bear (Ursus arctos L.) distribution model in Europe

Šumarski list
Brown bear, described as the largest carnivore in Europe, has a large body. While the brown bear can move safely and comfortably in its own habitat thanks to its large size, it is challenging for them to travel to different habitats over long distances ...
Ahmet Acarer
semanticscholar   +1 more source

Early primiparity in brown bears

Acta Theriologica, 2004
We documented 2 cases of unusually early primiparity in brown bearsUrsus arctos Linneaus, 1758 in an introduced population in central Austria. Two females gave birth at the age of 3 years.
Andreas Zedrosser, Georg Rauer, Luise Kruckenhauser   +2 more
openaire   +1 more source

Incidence of Multiple Paternity and Inbreeding in High-Density Brown Bear Populations on the Shiretoko Peninsula, Hokkaido, Japan.

Journal of Heredity, 2019
Understanding the breeding ecology of a species is essential for the appropriate conservation and management of wildlife. In brown bears, females occasionally copulate with multiple males in one breeding season, which may lead to multiple paternity in a ...
Michito Shimozuru, Yuri Shirane, H. Tsuruga, Masami Yamanaka, Masanao Nakanishi, T. Ishinazaka, Shinsuke Kasai, T. Nose, Yasushi Masuda, Yasushi Fujimoto, T. Mano, T. Tsubota   +11 more
semanticscholar   +1 more source

Brown bear in Iran

International bear news, 2002
Brown bear population range and distribution in Iran has been surveyed. Around 1500 bears may be living in Iran.
Gutleb, Bernhard, Kusak, Josip
openaire   +2 more sources

Load frequency control of a two-area power system with renewable energy sources using brown bear optimization technique

Electrical Engineering, 2023
Shreekanta Kumar Ojha, Chinna Obaiah Maddela   +1 more
semanticscholar   +1 more source

Brown bear

Moja zemlja (Zagreb), 2012
Smeđi medvjed (Ursus arctos) krupna je i snažna životinja, prosječne mase odraslih jedinki 100 - 150 kg, a ponekad mužjaci dosegnu preko 200 kg (rijetko i do 300 kg). Tijelo im je prekriveno dugom dlakom i gustom poddlakom. Osnovna boja dlake je smeđa, s varijacijama od žutosmeđe do crne.
openaire  

Brown bear ovariectomy

2009
Kontrola reprodukcije smeđih medvjeda (Ursus arctos) držanih u zatočeništvu se provodi prvenstveno zbog ograničenih kapaciteta nastambi i zbog dobrobiti životinja. Pri tome se kao optimalna kirurška metoda najčešće provodi kastracija mužjaka, dok ovariektomija ženki do sada nije opisana u literaturi.
Huber, Đuro, Sindičić, Magda, Slavica, Alen, Radišić, Berislav, Vnuk, Dražen, Gomerčić, Tomislav, Kusak, Josip, Matičić, Dražen   +7 more
openaire  

Are Cantabrian brown bears recovering?

Ursus, 2010
Abstract The Cantabrian brown bear (Ursus arctos) population of northwest Spain has been monitored since 1982. Population trends have been estimated using counts of females with cubs-of-the-year (hereafter, FCUB). A population viability analysis found a mean annual decrease of 4–5% for 1982–95, but with a stabilizing or even slightly increasing trend ...
Alberto Fernández-Gil, Andrés Ordiz, Javier Naves   +2 more
openaire   +1 more source

Ravens and Brown Bear

1967
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Modeling climate change impacts on the distribution of an endangered brown bear population in its critical habitat in Iran.

Science of the Total Environment, 2022
M. Ashrafzadeh, R. Khosravi, A. Mohammadi, A. Naghipour, Hadi Khosnamvand, M. Haidarian, V. Penteriani   +6 more
semanticscholar   +1 more source