Results 21 to 30 of about 15,187 (262)

Carcass appearance does not influence scavenger avoidance of carnivore carrion

open access: yesScientific Reports, 2022
The selection or avoidance of certain carrion resources by vertebrate scavengers can alter the flow of nutrients in ecosystems. Evidence suggests higher trophic level carrion is scavenged by fewer vertebrate species and persists longer when compared to ...
Miranda J. Butler-Valverde   +3 more
doaj   +1 more source

Monitoring the dead as an ecosystem indicator

open access: yesEcology and Evolution, 2021
Dead animal biomass (carrion) is present in all terrestrial ecosystems, and its consumption, decomposition, and dispersal can have measurable effects on vertebrates, invertebrates, microbes, parasites, plants, and soil.
Thomas M. Newsome   +6 more
doaj   +1 more source

Why Did the Bee Eat the Chicken? Symbiont Gain, Loss, and Retention in the Vulture Bee Microbiome

open access: yesmBio, 2021
Diet and gut microbiomes are intricately linked on both short and long timescales. Changes in diet can alter the microbiome, while microbes in turn allow hosts to access novel diets.
Laura L. Figueroa   +4 more
doaj   +1 more source

Shallow-Water Scavengers of Polar Night and Day – An Arctic Time-Lapse Photography Study

open access: yesFrontiers in Marine Science, 2021
Until recently, polar night constituted truly a “mare incognitum” of our times. Yet, the first records from this very little-explored period showcased a surprisingly rich and active ecosystem.
Piotr Balazy   +9 more
doaj   +1 more source

The structure of carrion fly communities: the size and the type of carrion

open access: yesEcography, 1982
Species composition and abundance relations of flies attracted to and bred from different sizes (20‐100 g) and types of carrion (small mammal, cow liver, bird, and fish) were studied experimentally in natural breeding conditions in South Finland. Large pieces of carrion did not attract significantly more individuals or species than did small ones, but ...
Seppo Kuusela, Ilkka Hanski
openaire   +1 more source

Vertebrate scavenging dynamics differ between carnivore and herbivore carcasses in the northern boreal forest

open access: yesEcosphere, 2021
Vertebrate scavenging can impact food web dynamics, but our understanding of this process stems predominantly from monitoring herbivore carrion and extrapolating results across carcass types.
Michael J. L. Peers   +7 more
doaj   +1 more source

A multilevel model of university quality in Peru: an integrated evaluation of student satisfaction, competency development, and employment outcomes

open access: yesFrontiers in Education
Despite a decade of reforms aimed at strengthening higher education in Peru, significant disparities persist across universities in terms of student experience, competency development, and employability outcomes. Traditional evaluation frameworks tend to
Walter Stalin Gil Quevedo   +3 more
doaj   +1 more source

Post-SUNEDU evolution: a national model of quality assurance driven by AI-based institutional monitoring

open access: yesFrontiers in Education
The restructuring of Peru’s National Superintendence for University Education (SUNEDU) has reopened fundamental debates about regulatory legitimacy, institutional autonomy, and social justice in higher education.
Walter Stalin Gil Quevedo   +2 more
doaj   +1 more source

Scavenger guild and consumption patterns of an invasive alien fish species in a Mediterranean wetland

open access: yesEcology and Evolution, 2022
Invasive Alien Species (IAS) alter ecosystems, disrupting ecological processes and driving the loss of ecosystem services. The common carp Cyprinus carpio is a hazardous and widespread IAS, becoming the most abundant species in many aquatic ecosystems ...
Adrian Orihuela‐Torres   +4 more
doaj   +1 more source

Fishing for flies: testing the efficacy of “stink stations” for promoting blow flies as pollinators in mango orchards

open access: yesJournal of Pollination Ecology, 2023
Pollinator communities are composed of diverse groups of insects, with radically different life histories and resource needs. Blow flies are known to visit a variety of economically important crop plants.
Jonathan Finch   +2 more
doaj   +1 more source

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