Results 21 to 30 of about 425,278 (248)

Influence of grazing on the activity pattern and temporal niche of two dominant rodent species in Alxa desert

open access: yesFrontiers in Ecology and Evolution, 2023
Grazing by large herbivores can potentially affect interspecific interactions between small herbivores by reducing the ecological fitness of animals.
Xin Li   +32 more
doaj   +1 more source

Alarm Calling in Plateau Pika (Ochotona curzoniae): Evidence from Field Observations and Simulated Predator and Playback Experiments

open access: yesAnimals, 2023
Acoustic communication plays a vital role in passing or sharing information between individuals. Identifying the biological meaning of vocal signals is crucial in understanding the survival strategies of animals.
Meina Ma   +5 more
doaj   +1 more source

Machine learning identifies straightforward early warning rules for human Puumala hantavirus outbreaks

open access: yesScientific Reports, 2023
Human Puumala virus (PUUV) infections in Germany fluctuate multi-annually, following fluctuations of the bank vole population size. We applied a transformation to the annual incidence values and established a heuristic method to develop a straightforward
Orestis Kazasidis, Jens Jacob
doaj   +1 more source

Decreased species richness along bare patch gradient in the degradation of Kobresia pasture on the Tibetan Plateau

open access: yesEcological Indicators, 2023
The Kobresia pasture in the Tibetan Plateau, as the world's largest and most unique pastoral alpine ecosystem, is undergoing severe degradation, visible in the formation of bare patches.
Rui Hua   +6 more
doaj   +1 more source

Effects of overgrazing on the functional diversity of rodents in desert areas

open access: yesEcology and Evolution
Environmental stressors and disturbances can cause changes in an ecosystem's community structure, which can be reflected in its functional diversity. As grazing intensity increases, this causes changes in the environment that inevitably lead to changes ...
Na Zhu   +6 more
doaj   +1 more source

Ecological responses of Orientallactaga sibirica: Variations in body size and trophic niche across changing habitats

open access: yesGlobal Ecology and Conservation
In arid ecosystems, precipitation and temperature are two key factors, with altitude further shaping habitat conditions through its regulatory effects on temperature.
Qi-qige Buren   +8 more
doaj   +1 more source

The effect of grazing and reclamation on rodent community stability in the Alxa desert

open access: yesFrontiers in Ecology and Evolution, 2023
Ecosystem stability has been of increasing interest in the past several decades as it helps predict the consequences of anthropogenic disturbances on ecosystems.
Shuai Yuan   +15 more
doaj   +1 more source

Plasmodium falciparum gametogenesis essential protein 1 (GEP1) is a transmission‐blocking target

open access: yesFEBS Letters, EarlyView.
This study shows Plasmodium falciparum GEP1 is vital for activating sexual stages of malarial parasites even independently of a mosquito factor. Knockout parasites completely fail gamete formation even when a phosphodiesterase inhibitor is added. Two single‐nucleotide polymorphisms (V241L and S263P) are found in 12%–20% of field samples.
Frederik Huppertz   +5 more
wiley   +1 more source

Morphometric dataset of Varanus salvator for non-invasive sex identification using machine learning

open access: yesScientific Data
Reliable sex identification in Varanus salvator traditionally relied on invasive methods like genetic analysis or dissection, as less invasive techniques such as hemipenes inversion are unreliable.
Ariff Azlan Alymann   +5 more
doaj   +1 more source

Spatio-temporal home range of the dominant rodent species in Mabira central forest reserve, Uganda

open access: yesBMC Ecology and Evolution, 2023
Background Rodents form the largest order among mammals in terms of species diversity, and home range is the area where an individual normally moves during its normal daily activities.
James Ssuuna   +5 more
doaj   +1 more source

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