Results 31 to 40 of about 593,675 (355)

A Key and Annotated List of the Scutelleroidea of Michigan (Hemiptera) [PDF]

open access: yes, 2017
Excerpt: Although Hussey (1922) compiled a list of the Hemiptera of Berrien County, and Stoner (1922) contributed a list of the Scutelleroidea of the Douglas Lake region, no publications have dealt with Michigan Scutelleroidea on a state-wide basis ...
McPherson, J.E.
core   +2 more sources

Zoology of instanton solutions in flat potential barriers [PDF]

open access: yes, 2013
We perform a detailed study of the existence and the properties of O(4)-invariant instanton solutions in Einstein-scalar theory in the presence of flat potential barriers, i.e.
Battarra, Lorenzo   +2 more
core   +3 more sources

RÉFÉRENCES ANIMALES DANS LE DISCOURS MÉDIATIQUE FRANÇAIS ET ROUMAIN / ANIMAL REFERENCES IN FRENCH AND ROMANIAN MEDIA DISCOURSE [PDF]

open access: yesStudii si Cercetari Filologice: Seria Limbi Straine Aplicate, 2021
This article aims to emphasize that metaphor is not an accidental occurrence in many press articles or radio shows. On the contrary, it is a figure of speech frequently used in conveying some particular messages. However, the frequency of these metaphors
Ana-Marina TOMESCU
doaj  

Des premières amours aux secondes

open access: yesArts et Savoirs, 2018
Though Ernst Haeckel was mostly known as a zoologist, he started off into science with botany. This aspect of his scientific biography has been largely underrated.
Jens Pahnke
doaj   +1 more source

I. H. Verkhratskyi (1846–1919): at the origins of Ukrainian natural science

open access: yesІсторія науки і техніки, 2021
Among the scientists of European greatness, who at the turn of the XIX and XX centuries showed interest to the folklore of Galicia (Halychyna) and Galician Ukrainians, contributed to their national and cultural revival, one of the leading places is ...
Людмила Ванюга   +4 more
doaj   +1 more source

Diverse tick-borne microorganisms identified in free-living ungulates in Slovakia [PDF]

open access: yes, 2018
Background: Free-living ungulates are hosts of ixodid ticks and reservoirs of tick-borne microorganisms in central Europe and many regions around the world.
A Alberti   +146 more
core   +4 more sources

Measurement of insect mass based on ellipsoid scattering model

open access: yesThe Journal of Engineering, 2019
Insect migration influences population dynamics, provides ecosystem services, causes heavy crop damages and spreads diseases. The identification of insect migrants is critically important for the study of insect migration.
Shaoyang Kong   +3 more
doaj   +1 more source

Wild bats briefly decouple sound production from wingbeats to increase sensory flow during prey captures

open access: yesiScience, 2021
Summary: Active sensing animals such as echolocating bats produce the energy with which they probe their environment. The intense echolocation calls of bats are energetically expensive, but their cost can be reduced by synchronizing the exhalations ...
Laura Stidsholt   +3 more
doaj   +1 more source

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Freshwater gastropods in the Northern littoral mesoregion of Espírito Santo, Brazil

open access: yesActa Scientiarum: Biological Sciences, 2017
  Studies on the distribution of molluscs in Brazilhave been conducted since the beginning of the twentieth and the knowledge of the species distributed in the country represent important findings, which contribute to the understanding of human diseases ...
Marco Antônio Andrade de Souza
doaj   +1 more source

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