نتایج جستجو برای: سیستم scats

تعداد نتایج: 74504  

2011
Aleksandar Stevanovic John Haigwood

When Adaptive Traffic Control Systems are evaluated their safety benefits are rarely investigated. This ‘lack of interest’ in safety performance may be attributed to two major factors: 1) field assessments of safety improvements are impractical (i.e. time consuming and costly), and 2) methods for obtaining safety metrics from microscopic simulation models are uncommon. While collecting and anal...

2007
Michael M. Jaeger Emdadul Haque Parvin Sultana Richard L. Bruggers

Golden jackals are locally common in Bangladesh despite intensive cultivation and high human densities. We studied the relative importance of seasonal flooding, rodent prey-base, and daytime cover on the occurrence of golden jackals in the two major agro-ecosystems in Bangladesh, one with annual monsoon flooding and the other without. Jackals were less common throughout the year where floodwate...

2008
Vadim E. Sidorovich Alexey G. Polozov Irina A. Solovej Piero Genovesi

We investigated three main niche components (diet composition, habitat use and diel activity rhythms) to examine how the weasel Mustela nivalis and the stoat M. erminea, both specialised predators of small rodents, could permanently coexist in Belarus. Our research was carried out in temperate forests of Belarus, in two study areas with different environmental conditions: 1) continuous dry-land...

2017
Elodie Modave Anna J. MacDonald Stephen D. Sarre

Identification of species from trace samples is now possible through the comparison of diagnostic DNA fragments against reference DNA sequence databases. DNA detection of animals from non-invasive samples, such as predator faeces (scats) that contain traces of DNA from their species of origin, has proved to be a valuable tool for the management of elusive wildlife. However, application of this ...

2016
Rachel E. Wheat Jennifer M. Allen Sophie D. L. Miller Christopher C. Wilmers Taal Levi

Noninvasive genetic sampling is an important tool in wildlife ecology and management, typically relying on hair snaring or scat sampling techniques, but hair snaring is labor and cost intensive, and scats yield relatively low quality DNA. New approaches utilizing environmental DNA (eDNA) may provide supplementary, cost-effective tools for noninvasive genetic sampling. We tested whether eDNA fro...

2009
Ehsan Mazloumi Graham Currie Majid Sarvi

The provision of accurate travel time information of public transport vehicles is valuable for both operators and passengers. It helps operators effectively implement their management strategies. It also allows passengers to schedule their departure to minimize waiting times. Public transport travel time is affected by several factors such as traffic flow, passenger demand, etc, which have to b...

2018
Anthony J Schultz Romane H Cristescu Bethan L Littleford-Colquhoun Damian Jaccoud Céline H Frère

Maintaining genetic diversity is a crucial component in conserving threatened species. For the iconic Australian koala, there is little genetic information on wild populations that is not either skewed by biased sampling methods (e.g., sampling effort skewed toward urban areas) or of limited usefulness due to low numbers of microsatellites used. The ability to genotype DNA extracted from koala ...

Journal: :Biologija 2022

The dog (Canis familiaris) is one of the most common predators in world with a population about 900 million, which continues to grow. Only 20% dogs are considered pets. There irresponsibly cared, free-roaming, or completely homeless individual their groups natural environment Lithuania. paper represents study into distribution free-ranging hunting areas Lithuania and impact on wild fauna. A tel...

Journal: :Diversity 2021

Roads have impacts on the fauna arising from habitat fragmentation, roadkill and barrier effect. Furthermore, roads lead species to change their activity with repercussions predator–prey interactions trigger indirect effects that are currently unknown. This study analyzes effect of a motorway trophic behavior terrestrial carnivore community its surroundings. Monthly scat sampling was conducted ...

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