Results 91 to 100 of about 30,258 (200)

Efeitos dos ninhos de Atta laevigata (Fr. Smith, 1858) (Hymenoptera: Formicidae) sobre a vegetação do cerrado

Revista Árvore, 2012
As formigas-cortadeiras (Hymenoptera: Formicidae: Attini) são reconhecidas por sua capacidade desfolhadora e pelas consequências que geram na vegetação devido a uma série de processos associados.
Marco Aurelio Alves Perin, Juliane Fernandes Guimarães   +1 more
doaj   +1 more source

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

, 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, Medina, Ana Irene   +1 more
core   +1 more source

Influências de Atta spp. (Hymenoptera: Formicidae) na recuperação da vegetação pós-fogo em floresta de transição amazônica Influences of leafcutter ant Atta spp. (Hymenoptera: Formicidae) on vegetation recovery after fire in Amazonian transitional forest

Acta Amazonica, 2012
Este estudo investigou o papel das saúvas na recuperação da vegetação pós-fogo. Foi hipotetizado que a perturbação do fogo aumenta a abundância de ninhos de saúva (1) e as atividades de remoção de sementes (2) e desfolha (3), especialmente no ambiente de
Karine Santana Carvalho, Jennifer Balch, Paulo Moutinho   +2 more
doaj   +1 more source

Ocorrência e características biológicas de forídeos parasitóides (Diptera: Phoridae) da saúva Atta laevigata (Smith) (Hymenoptera: Formicidae) em Porto Nacional, TO

, 2006
The purpose of this study was to verify the occurrence of parasitism in Atta laevigata (Smith) by phorids in Porto Nacional, Tocantins, Brazil and to evaluate some biological characteristics of those flies.
M. A. L. Bragança, Zodja C. S Medeiros
semanticscholar   +1 more source

Adoption of a surrogate artificial queen in a colony of Atta cephalotes (L.) (Hymenoptera: Formicidae) in Colombia [PDF]

, 2015
In nature, Atta cephalotes (L.) is a monogynous species. Each colony has a single, permanent queen fed and protected by thousands of sterile workers. At death the queen colony practically disappears.
Montoya Lerma, James, Ortiz Giraldo, Diana Sofía, Rodríguez, Jonathan, Sotelo, Guillermo   +3 more
core   +2 more sources

Seed dispersal and predation of Buchenavia tomentosa Eichler (Combretaceae) in a Cerrado sensu stricto, midwest Brazil

Brazilian Journal of Biology
The ecology of seed dispersal is critical to understand the patterns of distribution and abundance of plant species. We investigated seed dispersal aspects associated with the high abundance of Buchenavia tomentosa in the Serra Azul State Park (PESA). We
J. Farias, M. Sanchez, M. F. Abreu, F. Pedroni   +3 more
doaj   +1 more source

L'utilisation des insectes dans les pratiques médicinales et rituelles d'Amazonie indigène - Insects in medicinal and ritual practices in the Indigenous Amazon [PDF]

, 2003
Social insects, and specifically ants, play a crucial part in traditional Amazonian ritual and symbolic systems. This paper examines what effective uses insects are put to by Amazonian peoples, and how these are reflected in their ideology.
Césard, Nicolas, Deturche, Jérémy, Erikson, Philippe   +2 more
core   +1 more source

Parasitism characteristics of two phorid fly species in relation to their host, the leaf-cutting ant Atta laevigata (Smith) (Hymenoptera: Formicidae)

, 2002
The leaf-cutting ants Atta sexdens (L.) and Atta laevigata (Smith) constitute serious pests of agriculture and forestry in Brazil. These ants are parasitized by the phorids Neodohrniphora tonhascai Brown and Neodohrniphora erthali Brown (Diptera ...
M. Bragança, A. Tonhasca, D. Moreira
semanticscholar   +1 more source

Alarm Pheromone Composition and Behavioral Activity in Fungus-Growing Ants. [PDF]

, 2017
Chemical communication is a dominant method of communication throughout the animal kingdom and can be especially important in group-living animals in which communicating threats, either from predation or other dangers, can have large impacts on group ...
Butterfield, T, Drijfhout, FP, Hughes, WOH, Norman, VC, Tasman, K   +4 more
core   +1 more source

Las hormigas culonas: entre patrimonio biocultural y plaga (Santander, Colombia)

Naturaleza y Sociedad: Desafíos Medioambientales
El estudio se centra en el consumo de hormigas culonas, Atta laevigata (F. Smith, 1858), en el departamento de Santander, Colombia. Se analizan las complejas interacciones entre las comunidades locales y estos insectos, que son apreciados como un ...
Orlando Aguilera, Esther Katz, Nicolas Césard   +2 more
doaj   +1 more source