Results 41 to 50 of about 602,964 (180)

First record of the freshwater copepod Mesocyclops paranaensis Dussart & Frutos, 1986 (Copepoda: Cyclopoida: Cyclopidae) from Colombia

open access: yesRevista Peruana de Biología, 2021
The Neotropical free-living freshwater cyclopoid copepod Mesocyclops paranaensis Dussart & Frutos, 1986 was found in a small temporal pond in La Guajira, northern Colombia. Hitherto, it has been reported from Argentina, Paraguay, and Brazil.
Juan M. Fuentes-Reinés   +2 more
doaj   +1 more source

Comparative analysis of cytoarchitectonic and neurochemical aspects of the globus pallidus in the rock cavy (Kerodon rupestris) and the common marmoset (Callithrix jacchus)

open access: yesThe Anatomical Record, EarlyView.
Abstract The globus pallidus (GP), a subcortical structure within the basal ganglia, plays a crucial role in modulating cortico‐subcortical circuits related to motor control and associative/limbic functions. However, the cytoarchitectonic and neurochemical organization of this structure remains poorly characterized in naturally existing wild‐type ...
Lavínnya Yáskara de Aquino Matoso   +10 more
wiley   +1 more source

Evidence for adaptive explanations of semelparity in animals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Semelparity, the reproductive strategy of reproducing once, is widespread but uncommon in animals. Classes of models to explain the evolution of semelparity are based either on age structure and mortality schedules – demographic models in which high post‐reproductive mortality risk favours high reproductive effort and semelparity results from ...
Diana O. Fisher   +1 more
wiley   +1 more source

Carrion ecology: concepts, interdisciplinary synthesis, and perspectives

open access: yesBiological Reviews, EarlyView.
ABSTRACT Carrion is a ubiquitous resource in both terrestrial and aquatic ecosystems, yet it has long been overlooked in ecological research. Over the past two decades, studies on carrion and the many organisms that exploit it have flourished, revealing not only wide‐ranging ecological functions but also significance far beyond ecology.
Marcos Moleón   +38 more
wiley   +1 more source

Morphological variability and distribution of the exotic Asian Mesocyclops thermocyclopoides (Copepoda: Cyclopoida): in the Neotropical region</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Zoologia (Curitiba)</i>, 2011 </span><br><span class="r_content">From a series of biological samples collected from different freshwater environments in Costa Rica, Central America, the exotic Asian cyclopoid Mesocyclops thermocyclopoides Harada, 1931 was identified.</span><br><span class="r_sub"><i>Eduardo Suárez-Morales<span id="ma_5" style="display:none">, Nancy F Mercado-Salas, Álvaro Morales-Ramírez</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_5')">+2 more</a></small></i></span><br><small><a href="https://doaj.org/article/fb56d6a6cfaa48878b53e3df7d540546" target="_blank" rel="nofollow" title="doaj.org/article/fb56d6a6cfaa48878b53e3df7d540546">doaj</a> </small>   <div id="more_5" style="display:none"><a href="/sci_redir.php?doi=10.1590%2FS1984-46702011000500016" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.1590/S1984-46702011000500016'); alert('Copied the doi');">copy doi</a> <small>(10.1590/S1984-46702011000500016)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_5')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.1002/brv.70209" target="_blank" rel="nofollow">Knowledge gaps and research directions in migration ecology for advancing the conservation of migratory songbirds</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Biological Reviews, EarlyView.</i></span><br><span class="r_content">ABSTRACT Understanding migration ecology is essential for effective conservation of migratory species. To achieve a comprehensive understanding of the ecology of migrating species, it is necessary to study how species react to the complex interplay of intrinsic and extrinsic conditions when optimizing their migratory journey in terms of survival ...</span><br><span class="r_sub"><i>Daniel A. F. Bloche<span id="ma_6" style="display:none">, Heiko Schmaljohann, Nir Sapir</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_6')">+2 more</a></small></i></span><br><small><a href="https://onlinelibrary.wiley.com/doi/10.1002/brv.70209?mi=2or9o2m&af=R&AllField=región neotropical&ConceptID=15941&content=articlesChapters&target=default" target="_blank" rel="nofollow" title="wiley.com/doi/10.1002/brv.70209?mi=2or9o2m&af=R&AllField=región neotropical&ConceptID=15941&content=articlesChapters&target=default">wiley</a> </small>   <div id="more_6" style="display:none"><a href="/sci_redir.php?doi=10.1002%2Fbrv.70209" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.1002/brv.70209'); alert('Copied the doi');">copy doi</a> <small>(10.1002/brv.70209)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_6')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.58843/ornneo.v35i2.693" target="_blank" rel="nofollow">THE STUDY OF BIRD VOCALIZATIONS IN NEOTROPICAL HABITATS: CURRENT KNOWLEDGE AND FUTURE STEPS</a> <b><a href="https://core.ac.uk/download/670463717.pdf" target="_blank" rel="nofollow">[PDF]</a></b> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"></span><br><span class="r_content">Research on avian bioacoustics in the Neotropics has surged over the last several decades due to increased interest in the large diversity of vocal behaviors and vocalization and the broader accessibility of recording equipment and software.</span><br><span class="r_sub"><i>Sosa-López, J. Roberto<span id="ma_7" style="display:none">, Sandoval, Luis, Laverde-R., Oscar, Araya-Ajoy, Yimen G., Graham, Brendan</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_7')">+4 more</a></small></i></span><br><small><a href="https://core.ac.uk/works/301698828" target="_blank" rel="nofollow" title="core.ac.uk/works/301698828">core</a> </small>   <div id="more_7" style="display:none"><a href="/sci_redir.php?doi=10.58843%2Fornneo.v35i2.693" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.58843/ornneo.v35i2.693'); alert('Copied the doi');">copy doi</a> <small>(10.58843/ornneo.v35i2.693)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_7')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.24215/18536387e016" target="_blank" rel="nofollow">Las termitas como agentes naturales de alteraciones tafonómicas postdepositacionales en un esqueleto humano del sitio arqueológico Toca do Enoque (Piauí, Brasil)</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Revista Argentina de Antropología Biológica</i>, 2019 </span><br><span class="r_content">Las termitas son insectos que aparecen muchas veces en contextos arqueológicos en Brasil y casi nunca son objeto de estudio como procesos naturales de formación de los depósitos y contextos arqueológicos.</span><br><span class="r_sub"><i>Ana Solari<span id="ma_8" style="display:none">, Anne Marie Pessis, Gabriela Martin, Fátima Barbosa, Sergio F. S. Monteiro da Silva</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_8')">+4 more</a></small></i></span><br><small><a href="https://doaj.org/article/5b97ca1aef3c4194a9b3879c22355e33" target="_blank" rel="nofollow" title="doaj.org/article/5b97ca1aef3c4194a9b3879c22355e33">doaj</a> </small>   <div id="more_8" style="display:none"><a href="/sci_redir.php?doi=10.24215%2F18536387e016" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.24215/18536387e016'); alert('Copied the doi');">copy doi</a> <small>(10.24215/18536387e016)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_8')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.1002/ffj.70154" target="_blank" rel="nofollow">Phytochemistry, Chemotypic Diversity and Antimicrobial Potential of Essential Oils From Native Aromatic Plants of the Americas: A Systematic Review</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Flavour and Fragrance Journal, EarlyView.</i></span><br><span class="r_content">This review bridges ancestral indigenous knowledge with modern pharmacology, summarizing the phytochemistry and antimicrobial properties of essential oils from seven native American species. It highlights their significant activity against bacterial, fungal and parasitic pathogens, emphasizing their potential as sustainable therapeutic and agricultural </span><br><span class="r_sub"><i>Arley Rey Páez<span id="ma_9" style="display:none">, Mozaniel Santana de Oliveira, João Paulo Viana Leite</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_9')">+2 more</a></small></i></span><br><small><a href="https://onlinelibrary.wiley.com/doi/10.1002/ffj.70154?mi=2or9o2m&af=R&AllField=región neotropical&ConceptID=15941&content=articlesChapters&target=default" target="_blank" rel="nofollow" title="wiley.com/doi/10.1002/ffj.70154?mi=2or9o2m&af=R&AllField=región neotropical&ConceptID=15941&content=articlesChapters&target=default">wiley</a> </small>   <div id="more_9" style="display:none"><a href="/sci_redir.php?doi=10.1002%2Fffj.70154" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.1002/ffj.70154'); alert('Copied the doi');">copy doi</a> <small>(10.1002/ffj.70154)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_9')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.15446/abc.v25n3.81817" target="_blank" rel="nofollow">Gerromorpha: insectos semiacuáticos, desarrollo en la última década en Colombia</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Acta Biológica Colombiana</i>, 2020 </span><br><span class="r_content">El presente trabajo resume las principales tendencias en el conocimiento de los gerromorfos en el ámbito mundial, relacionadas con los avances en sistemática molecular, su uso como indicadores de ambientes cambiantes y la ampliación del saber en varios ...</span><br><span class="r_sub"><i>Dora Nancy Padilla Gil</i></span><br><small><a href="https://doaj.org/article/bb8a04c50e6343389a39fb2c7a9c7778" target="_blank" rel="nofollow" title="doaj.org/article/bb8a04c50e6343389a39fb2c7a9c7778">doaj</a> </small>   <div id="more_10" style="display:none"><a href="/sci_redir.php?doi=10.15446%2Fabc.v25n3.81817" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.15446/abc.v25n3.81817'); alert('Copied the doi');">copy doi</a> <small>(10.15446/abc.v25n3.81817)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_10')">+1 more source</a></small><br></div><div class="r"><div style="margin-bottom:2px;overflow:hidden"><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-lista_de_especies/" class="suggestion"onclick="show_loader();"><b>lista de especies</b></a><br/><a href="/q-taxonom%C3%ADa/" class="suggestion"onclick="show_loader();"><b>taxonomía</b></a><br/><a href="/q-neotropical_region/" class="suggestion"onclick="show_loader();"><b>neotropical region</b></a><br/></div><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-dryinidae/" class="suggestion"onclick="show_loader();"><b>dryinidae</b></a><br/><a href="/q-hymenoptera/" class="suggestion"onclick="show_loader();"><b>hymenoptera</b></a><br/><a href="/q-neotr%C3%B3pico/" class="suggestion"onclick="show_loader();"><b>neotrópico</b></a><br/></div><div style="display: inline-block; 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