Results 141 to 150 of about 2,170,354 (276)

Signs of the bear life activities and their utilization for the monitoring of the bear (Ursus arctos L.) in Bulgaria

open access: yesHistoria Naturalis Bulgarica, 2015
A number of signs of the life activity of the brown bear (Ursus arctos L.) (apart from bear footprints: scats, tree markings, overturned stones, messed ant-hills and damaged fruit trees) which give the opportunity to detect the presence of the animal and,
Nikolai Spassov   +3 more
doaj  

The seasonal sensitivity of brown bear denning phenology in response to climatic variability

open access: yesFrontiers in Zoology, 2018
Background For brown bears (Ursus arctos), hibernation is a critical part of the annual life cycle because energy savings during hibernation can be crucial for overwintering, and females give birth to cubs at that time.
M M Delgado   +27 more
doaj   +1 more source

Presence and distribution of the brown bear (Ursus arctos) in Friuli Venezia Giulia, from 2004 to 2011, through the non-invasive genetic monitoring ad conservation implications [PDF]

open access: yes, 2012
After having disappeared at the beginning of 1900, the brown bear has started in a late 1960s a slow process of recolonization of the north-eastern Alps, through an expansion of Dinaric population.
Caboni, A   +7 more
core  

Using bear rub data and spatial capture-recapture models to estimate trend in a brown bear population

open access: yesScientific Reports, 2019
Trends in population abundance can be challenging to quantify during range expansion and contraction, when there is spatial variation in trend, or the conservation area is large.
K. Kendall   +6 more
semanticscholar   +1 more source

Hydrogel‐Based Functional Materials: Classifications, Properties, and Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Conductive hydrogels have emerged as promising materials for smart wearable devices due to their outstanding flexibility, multifunctionality, and biocompatibility. This review systematically summarizes recent progress in their design strategies, focusing on monomer systems and conductive components, and highlights key multifunctional properties such as
Zeyu Zhang, Zao Cheng, Patrizio Raffa
wiley   +1 more source

Morpho-Geometric Description of the Skulls and Mandibles of Brown Bears (Ursus arctos) from the Dancing Bear Belitsa Park

open access: yesAnimals
The present study aimed to describe the skull and mandibles of the brown bear (U. arctos) from the Dancing Bear Belitsa Park using advanced 3D morpho-geometric techniques.
Iliana Stefanova Ruzhanova-Gospodinova   +6 more
doaj   +1 more source

Employees' Choice of Superannuation Plan: Effects of Risk Transfer Costs [PDF]

open access: yes, 2004
Consistent with a worldwide trend away from defined benefits towards accumulation benefits, many Australian employers who traditionally offered their workers defined superannuation benefits are closing their defined benefit plans to new members and/or ...
Brown, Kerry   +3 more
core   +2 more sources

Genetic differentiation and asymmetric gene flow among Carpathian brown bear (Ursus arctos) populations—Implications for conservation of transboundary populations

open access: yesEcology and Evolution, 2019
The abundance and distribution of large carnivores in Europe have been historically reduced. Their recovery requires multilevel coordination, especially regarding transboundary populations. Here, we apply nuclear and mitochondrial genetic markers to test
M. Matosiuk   +8 more
semanticscholar   +1 more source

3D Printing of Stretchable, Compressible and Conductive Porous Polyurethane for Soft Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
A 3D‐printable porous dopamine‐polyurethane acrylate elastomer results in conductive, stretchable, and compressible structures that can be metallized in situ through catechol‐mediated silver reduction. The resulting material function as both compliant soft robot with a and strain sensors without complex assemblies, enabling fully 3D‐printed soft ...
Ouriel Bliah   +3 more
wiley   +1 more source

Adhesive Double‐Network Granular Organogel E‐Skin

open access: yesAdvanced Materials Technologies, EarlyView.
We introduce a double‐network granular organogel adhesive for electronic skin, overcoming adhesion and strength trade‐offs. It provides reversible, robust bonding and ionic conductivity, enabling wearable and soft robotic e‐skin. Thanks to the e‐skin adhesive, a soft robotic trunk can recognize touch, temperature, humidity, and acidity.
Antonia Georgopoulou   +4 more
wiley   +1 more source

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