Results 111 to 120 of about 766,754 (257)

Reduced fecundity associated with Wolbachia infection in a Neotropical drosophilid Redução da fecundidade associada à infecção por Wolbachia em um drosofilídeo Neotropical

open access: yesEcological Entomology, Volume 51, Issue 3, Page 475-488, June 2026.
Using multiple infected and uninfected Drosophila sturtevanti lines, we investigated (i) the impact of Wolbachia on fecundity and (ii) its effects relative to antibiotic treatment. Based on over 1680 dissected ovaries, fecundity was similar between infected and uninfected flies.
Letícia Carlesso de Paula Sena   +4 more
wiley   +1 more source

Diversity of Parasites in Two Sympatric Species of Brazilian Tetras (Characiformes: Acestrorhamphidae) in the Caatinga Domain, Northeastern Brazil

open access: yesParasitologia
This study investigates the parasitic biodiversity of the fish species Astyanax bimaculatus and Psalidodon fasciatus in a stream located in the Chapada do Araripe Environmental Protection Area (APA), state of Ceará, Brazil, contributing to the ...
Bruno Anderson Fernandes da Silva   +2 more
doaj   +1 more source

Diversidad aceptada

open access: yesRevista Mexicana de Ciencias Políticas y Sociales, 2015
En este artículo el autor analiza el tema de la exclusión en la cultura occidental. Para ello, realiza un recorrido histórico desde la Antigüedad hasta el siglo XX en busca de la importancia que este fenómeno ha tenido en diversas etapas históricas.
openaire   +4 more sources

Fish loss in tropical coastal ecosystems can jeopardise nutrient supply to traditional fishing communities: A case study from Northeast Brazil

open access: yesPeople and Nature, Volume 8, Issue 5, Page 1248-1260, May 2026.
Abstract Fisheries constitute one of the major benefits that oceans provide for people. Yet anthropogenic pressures and global changes are disrupting coastal systems, eroding marine biodiversity and threatening the food security of traditional populations.
Fabricio C. Albuquerque   +4 more
wiley   +1 more source

Globalização da alimentação: unidade ou diversidade? [PDF]

open access: yes, 2009
Esta revisão busca entender o fenómeno da globalização alimentar. Através dela procura-se captar o significado da expressão “globalização da alimentação” e analisar implicações que resultam do confronto entre diferentes práticas alimentares.
Martins, Maria do Céu Antunes
core  

Panama Canal expansion and shifts in fishing practices: A social‐ecological network approach

open access: yesPeople and Nature, Volume 8, Issue 5, Page 1520-1532, May 2026.
Abstract Species introductions have spiked over the past two centuries due to globalization. These introductions impact ecosystems, but may also have long‐term implications for human communities. In one of the world's hubs for global shipping, the Panama Canal, a recent canal expansion has coincided with an increase in marine fishes entering the ...
Michelle Hübel   +10 more
wiley   +1 more source

Correction: Solving a running crab spider puzzle: delimiting Cleocnemis Simon, 1886 with implications on the phylogeny and terminology of genital structures of Philodromidae

open access: yesBMC Zoology, 2023
André Wanderley do Prado   +3 more
doaj   +1 more source

Spatially Downscaling of Future Food Demand for Policy Planning

open access: yesWorld Food Policy, Volume 12, Issue 1, May 2026.
ABSTRACT Understanding the subnational dynamics of food demand, while accounting for the evolution of the agrifood system at the global level, remains a challenge for designing food policy to ensure food security. To link global agrifood systems with subnational food policy planning, we downscale per capita food demand for 62 food commodities at the ...
Chun Song   +3 more
wiley   +1 more source

DIVERSIDADE SEXUAL

open access: yesRevista Brasileira de Sexualidade Humana, 2008
A necessidade de abordar nas escolas temas que envolvam a diversidade sexual e que possibilitem reflexões e discussões sobre as questões pessoais, sociais e culturais são fundamentais num processo de Educação Sexual emancipatório. A pesquisa apresenta uma análise das representações conceituais manifestadas por 10 (dez) professores sobre a temática.
openaire   +1 more source

Temporal dynamics in functional fruit traits of native and invasive fleshy fruited plants in subtropical Andean forests

open access: yesFunctional Ecology, Volume 40, Issue 5, Page 1221-1232, May 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Fruits encompass the energetic and material flow between both interacting parties in frugivore‐mediated seed dispersal. Since fruit traits matter in frugivores' foraging decisions, the temporal dynamics of fruit traits might influence interaction outcomes.
Irene M. A. Bender   +3 more
wiley   +1 more source

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