Results 111 to 120 of about 41,272 (301)

Fluctuating asymmetry in spider‐hunting wasps as a possible indicator of stress in Brazilian Atlantic Forest landscapes Assimetria flutuante em vespas caçadoras de aranhas como possível indicador de estresse em paisagens da Mata Atlântica brasileira

open access: yesEcological Entomology, EarlyView.
Agricultural cover was positively associated with fluctuating asymmetry in Trypoxylon opacum, suggesting a possible increase in developmental instability in intensively managed landscapes. Wing size was positively related to forest cover and negatively related to agricultural cover, indicating that forested landscapes may promote larger body size ...
Luana Vieira Carlin dos Santos   +3 more
wiley   +1 more source

Linking microbial co‐occurrences to soil ecological processes across a woodland‐grassland ecotone

open access: yesEcology and Evolution, 2018
Ecotones between distinct ecosystems have been the focus of many studies as they offer valuable insights into key drivers of community structure and ecological processes that underpin function.
Samiran Banerjee   +4 more
doaj   +1 more source

Periphytic Diatoms in the Polluted Linggi (sensu stricto) and Kundor Rivers, Negeri Sembilan, Malaysia

open access: yesASEAN Journal on Science and Technology for Development, 2017
The investigation in this paper aimed to describe periphytic diatom assemblage, species composition and distribution in tropical polluted Linggi (sensu stricto or s.s.) and Kundor rivers in  Negeri Sembilan, Malaysia.
I.S.A. NATHER KHAN
doaj   +1 more source

Reproductive limitation mediates the response of white spruce (Picea glauca) to climate warming across the forest–tundra ecotone

open access: yes, 2019
Shifts in the extent of the boreal forest during past warm intervals and correlations between climate and the position of the forest–tundra ecotone suggest that recent temperature increases will fa...
T. Lantz   +3 more
semanticscholar   +1 more source

Effects of Changing Vegetation Composition on Community Structure, Ecosystem Functioning, and Predator–Prey Interactions at the Saltmarsh-Mangrove Ecotone

open access: yesDiversity, 2019
Decreasing frequency of freeze events due to climate change is enabling the poleward range expansion of mangroves. As these tropical trees expand poleward, they are replacing herbaceous saltmarsh vegetation.
Julie E. Walker   +4 more
semanticscholar   +1 more source

Beyond species diversity: Functional responses of cave arthropods to microclimatic stability and structural complexity

open access: yesEcological Entomology, EarlyView.
Species richness declined along cave microclimatic gradient, while diversity increased with habitat heterogeneity, highlighting distinct roles of abiotic conditions and structural complexity in shaping arthropod communities. Functional traits shifted along the microclimatic gradient, with larger‐bodied and more eye‐regressed arthropods dominating under
Raluca Ioana Bǎncilǎ   +7 more
wiley   +1 more source

Application of Univariate Diversity Metrics to the Study of the Population Ecology of the Lizard Lacerta bilineata in an Ecotonal Habitat

open access: yesDiversity
The expansion of human activities across natural environments is now well known. This includes agricultural activities that effectively render many former natural environments sterile habitats for animals.
Roger Meek, Luca Luiselli
doaj   +1 more source

Analysis of the boreal forest-tundra ecotone: A test of AVIRIS capabilities in the Eastern Canadian subarctic [PDF]

open access: yes
A comparison was conducted between ground reflectance spectra collected in Schefferville, Canada and imaging spectrometer observations acquired by the AVIRIS sensor in a flight of the ER-2 Aircraft over the same region.
Goward, Samuel N., Petzold, Donald E.
core   +1 more source

Ecotone formation through ecological niche construction: the role of biodiversity and species interactions

open access: yesbioRxiv, 2019
Rapid changes in species composition, also known as ecotones, can result from various causes including rapid changes in environmental conditions, or physiological thresholds.
Kevin Liautaud, M. Barbier, M. Loreau
semanticscholar   +1 more source

Visual Cues Can Alter the Behavioural Responses of Dragonfly Larvae to Chemical Alarm Cues

open access: yesEthology, EarlyView.
Using a controlled experimental approach, we examined how chemical and visual cues influence antipredator behaviour in Aeshna cyanea larvae and tested whether risk‐related information can be socially transmitted among nearby conspecifics. Our results show that dragonfly larvae do not copy the antipredator responses of others, but visual cues alter how ...
Zoltán Tóth   +3 more
wiley   +1 more source

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