Results 1 to 10 of about 3,032 (199)

Sexual castes of Trachymyrmex fuscus (Formicidae: Attini) performing worker tasks [PDF]

open access: yesCiência Rural, 2015
:The main of this research was to report an atypical foraging behavior in a colony of Trachymyrmex fuscus, situated in "Cerrado" (savanna ecoregion of Goiás, Brazil). The colony foraging activity was performed only by sexual caste.
Márcio da Silva Araújo   +4 more
doaj   +4 more sources

Third Argentine record of Eurhopalotrhix bruchi (Santschi, 1922) (Hymenoptera, Formicidae), description of an interomorphic queen and the colony, and notes on biology and ecology [PDF]

open access: yes, 2018
Se registra por tercera vez para Argentina, segunda para la Provincia de Buenos Aires, a la especie Eurhopalothrix bruchi. Además se realiza el primer registro de una colonia y se describe por primera vez a la Reina.
Arcusa, Juan Manuel, Cicchino, Armando
core   +3 more sources

Monitoreo de la reserva natural Paititi mediante el uso de grupos funcionales de hormigas (Hymenóptera: Formicidae), Buenos Aires, Argentina [PDF]

open access: yes, 2017
La utilización de hormigas en programas de monitoreo es muy escasa. La excepción es Australia, en donde éstas se han utilizado exitosamente durante años como indicadoras en la recuperación de sitios impactados por la industria minera principalmente.
Arcusa, Juan Manuel
core  

Spatio-temporal permanence and plasticity of foraging trails in young and mature leaf-cutting ant colonies (Atta spp.) [PDF]

open access: yes, 2005
The distribution and formation of foraging trails have largely been neglected as factors explaining harvesting patterns of leaf-cutting ants.We applied fractal analysis, circular, and conventional statistics to published and newly recorded trailmaps of ...
Amthor, A. M.   +22 more
core   +4 more sources

Hongos asociados con dos poblaciones de Acromyrmex lobicornis (Formicidae) de San Luis, Argentina [PDF]

open access: yes, 2013
Fungi associated with two populations of Acromyrmex lobicornis (Formicidae) from San Luis, Argentina. The ant genera Atta and Acromyrmex (Tribe Attini) include the mowers or trimmers of leaves called leaf-cutting ants, which are the only ants that show ...
Cafaro, Matias Jose   +3 more
core   +1 more source

Formigas cultivadoras de fungos: estado da arte e direcionamento para pesquisas futuras. [PDF]

open access: yes, 2016
A tribo Attini (Hymenoptera: Formicidae) compreende 14 gêneros com aproximadamente 230 espécies de formigas descritas que estão envolvidas em um mutualismo obrigatório com fungos.
NICKELE, M. A.   +3 more
core  

Eggs of the Blind Snake, Liotyphlops albirostris, Are Incubated in a Nest of the Lower Fungus-Growing Ant,  Apterostigma cf. goniodes

open access: yesPsyche: A Journal of Entomology, 2012
Parental care is rare in most lower vertebrates. By selecting optimal oviposition sites, however, mothers can realize some benefits often associated with parental care. We found three ovoid reptilian eggs within a mature nest of a relatively basal fungus-
Gaspar Bruner   +3 more
doaj   +1 more source

慢性腎臓病合併妊婦における分娩後腎機能増悪関連因子に関する臨床的検討 [PDF]

open access: yes, 2017
博士(医学) 乙第2962号(主論文の要旨、要約、審査結果の要旨、本文),著者名:Yuko FUKASAWA・Yasuo MAKINO・Masaki OGAWA・Keiko UCHIDA・Hideo MATSUI,タイトル:Factors related to deterioration of renal function after singleton delivery in pregnant women with chronic kidney disease,掲載誌:Taiwanese ...
深澤 祐子
core   +2 more sources

Foraging activity patterns and nest size of Acromyrmex lobicornis (Hymenoptera: Formicidae) in an urban zone of San Luis [PDF]

open access: yes, 2012
Diversos factores pueden influir sobre la actividad de forrajeo de las hormigas cortadoras de hojas. Sin embargo, los factores climáticos, especialmente la temperatura, puede ser considerada uno de los más importantes en regiones templadas.
Jofre, Laura Elizabeth   +1 more
core   +1 more source

Daily Foraging Activity of Acromyrmex (Hymenoptera: Formicidae) Leaf-cutting ants

open access: yesSociobiology, 2016
Leaf-cutting ants are well-known insects due to their remarkable activity as herbivores and the considerable economic damage they cause to many crops.
Mariane Aparecida Nickele   +3 more
doaj   +1 more source

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