Results 41 to 50 of about 316,397 (347)

Text Book of Zoology

open access: yesNature, 1929
THE “Text-book of Zoology,” by Dr. Boas, which is now presented to English students in this country in the form of a translation by Miss Kirkaldy and Miss Pollard, has this advantage over many similar books at present in use, that it is complete in one ...
Parker Haswell th, Macmillan
semanticscholar   +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

Chimpanzees show the capacity to communicate about concomitant daily life events

open access: yesiScience, 2023
Summary: One universal feature of human language is its versatility in communicating about juxtapositions of everyday events. Versatile combinatorial systems of communication can be selected for if (a) several vocal units are flexibly combined into ...
Tatiana Bortolato   +4 more
doaj   +1 more source

The Promise of Solid Lubricants for a Sustainable Future

open access: yesAdvanced Materials, EarlyView.
Lubricants are vital for technology, saving energy and resources. The industry seeks sustainable solutions beyond fossil fuels. Solid lubricants offer extremely low friction and reduce environmental impact, especially in harsh conditions. Can these solids truly replace liquid lubricants, or are they limited to extreme applications?
Philipp G. Grützmacher   +7 more
wiley   +1 more source

Machine learning algorithms can predict emotional valence across ungulate vocalizations

open access: yesiScience
Summary: Vocalizations can vary as a function of their context of production and provide an immediate measure of an animal’s affective states. If vocal expression of emotions has been conserved throughout evolution, direct between-species comparisons ...
Romain A. Lefèvre   +2 more
doaj   +1 more source

Use of ethnozoology and environmental education to unveilchildren's conception of anuran amphibians/Utilização da etnozoologia e educação ambiental para desvendar a concepção das crianças em relação aos anfíbios anuros

open access: yesDiversitas Journal, 2020
The absence of knowledge about anuran amphibians can lead to the banal extermination of species. Ethnozoology studies the relationship between human cultures over animals.
Jéssika Silva de Lima   +2 more
doaj   +1 more source

A Canine Musculoskeletal Robot for Investigating Biomechanical Functions During Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
In this study, a dog limb musculoskeletal robot was developed using thin McKibben artificial muscles to investigate the effects of the dog's musculoskeletal structure on walking. Walking experiments were conducted in both indoor and outdoor environments, suggesting that the flexible structure of the dog's shoulders contributes to an increase in stroke ...
Hana Ito   +6 more
wiley   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

The amazing travels of a great naturalist to Sarawak (Malaysia): Odoardo Beccari’s wanderings in Borneo, 1865–1868

open access: yesJournal of Maps, 2021
Odoardo Beccari (1843–1920) is considered to be one of the more important Italian naturalists of the nineteenth century, in particular for his pioneering explorations of the Malaysian Archipelago.
Daniele Viciani   +6 more
doaj   +1 more source

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