Results 51 to 60 of about 290,637 (304)

Relationships among tissues, biofluids, and otolith selenium concentrations in wild female burbot (Lota lota)

open access: yesIntegrated Environmental Assessment and Management, EarlyView., 2023
Abstract In the Lake Koocanusa‐Kootenai River system (Montana, USA and British Columbia, Canada), selenium (Se) contamination has become an international concern and is suspected to contribute to the observed burbot (Lota lota) population collapse. Due to our limited ability to sample burbot in Lake Koocanusa for monitoring studies, we used a reference
Stephanie D. Graves   +6 more
wiley   +1 more source

CHORUSING PATTERNS OF A DIVERSE ANURAN COMMUNITY, WITH AN EMPHASIS ON SOUTHERN CRAWFISH FROGS (LITHOBATES AREOLATUS AREOLATUS) [PDF]

open access: yes, 2016
Wildlife surveys have a critical role in conservation efforts and the collection of life history data. For anuran amphibians these surveys often focus on calling males.
Ligon, Day B., McKnight, Donald T.
core   +2 more sources

Ursolic Acid Alleviates Orchitis via Modulating Ferroptosis in Peritubular Myoid Cells of Testis

open access: yesAnimal Research and One Health, EarlyView.
Ursolic acid modulates key ferroptosis‐related pathways in the peritubular myoid cells of the testis in forest musk deer. ABSTRACT Chronic stress adversely affects reproductive health, increasing susceptibility to pathologies such as orchitis. Additionally, the maintenance of iron homeostasis is essential for preserving the function of the testicles ...
Yang Wang   +11 more
wiley   +1 more source

Helminth Parasite Prevalence in the Endangered Ethiopian Wolf (Canis simensis) in Web Valley, Bale Mountains National Park, Ethiopia

open access: yesJournal of Parasitology Research
Ethiopian wolves (EWs), Canis simensis, are the rarest canids in the world and Africa’s most endangered carnivore, found in only six isolated habitat fragments in the highlands of Ethiopia.
Girma Ayalew Mengistu   +2 more
doaj   +1 more source

Many winners, few losers: stable bird populations on an Afrotropical mountain amidst climate change

open access: yesFrontiers in Conservation Science
Organisms in mountainous areas are frequently exposed to climatic extremes and are among the most vulnerable to climate change. Long-term studies on birds along elevational gradients, which are vital in understanding species dynamics, are rare in ...
Mwangi Wambugu   +6 more
doaj   +1 more source

Statistical power of mobile acoustic monitoring to detect population change in southeastern U.S. bat species, a case study

open access: yesEcological Indicators, 2021
Bat populations in eastern North America have experienced precipitous declines following the spread of white-nose syndrome (WNS) and other population stressors.
Kristine O. Evans   +2 more
doaj   +1 more source

System based on inertial sensors for behavioral monitoring of wildlife [PDF]

open access: yes, 2015
Sensors Network is an integration of multiples sensors in a system to collect information about different environment variables. Monitoring systems allow us to determine the current state, to know its behavior and sometimes to predict what it is ...
Domínguez Morales, Juan Pedro   +4 more
core  

Integrating One Health to Mitigate the Emergence and Spread of Antimicrobial Resistance in Livestock and Aquaculture

open access: yesAnimal Research and One Health, EarlyView.
Antimicrobial resistance (AMR) is an escalating global threat driven by antimicrobial use in aquaculture and livestock. Resistant pathogens and genes can spread across humans, animals, and the environment through interconnected ecosystems. Using a One Health approach, this review emphasizes antimicrobial stewardship, regulatory strengthening, enhanced ...
Mir Mohammad Ali   +10 more
wiley   +1 more source

Innovative monitoring methods in the context of adaptive management of hunting in the amazon, Colombia [PDF]

open access: yes, 2015
Managing complex hunting socio-ecological systems within a context of uncertainty requires setting up efficient ways to monitor changes in the system and inform decision making in an adaptive management process.
Andrade, German   +11 more
core  

Between Scylla and Charybdis: Environmental governance and illegibility in the American West [PDF]

open access: yes, 2020
In The Odyssey, Odysseus and his crew must navigate the Strait of Messina between two great hazards: the six-headed monster Scylla on one side, and the whirlpool Charybdis on the other.
Martin, Jeff V
core  

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