Results 11 to 20 of about 54,083 (243)

Shared Escovopsis parasites between leaf-cutting and non-leaf-cutting ants in the higher attine fungus-growing ant symbiosis [PDF]

open access: yesRoyal Society Open Science, 2015
Fungus-gardening (attine) ants grow fungus for food in protected gardens, which contain beneficial, auxiliary microbes, but also microbes harmful to gardens.
Lucas A. Meirelles   +5 more
doaj   +5 more sources

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

open access: yesProceedings of the Royal Society B: Biological Sciences, 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   +8 more sources

Fungal-Fungal Interactions in Leaf-Cutting Ant Agriculture

open access: yesPsyche: A Journal of Entomology, 2011
Many organisms participate in symbiotic relationships with other organisms, yet studies of symbioses typically have focused on the reciprocal costs and benefits within a particular host-symbiont pair.
Sunshine A. Van Bael   +2 more
doaj   +2 more sources

Adaptive social immunity in leaf-cutting ants [PDF]

open access: yesBiology Letters, 2009
Social insects have evolved a suite of sophisticated defences against parasites. In addition to the individual physiological immune response, social insects also express ‘social immunity’ consisting of group-level defences and behaviours that include allogrooming.
Walker, Tom N., Hughes, William O. H.
openaire   +7 more sources

Leucoagaricus gongylophorus uses leaf-cutting ants to vector proteolytic enzymes towards new plant substrate [PDF]

open access: yes, 2014
The mutualism between leaf-cutting ants and their fungal symbionts revolves around processing and inoculation of fresh leaf pulp in underground fungus gardens, mediated by ant fecal fluid deposited on the newly added plant substrate.
Boomsma, Jacobus Jan   +5 more
core   +1 more source

Learning through the waste: olfactory cues from the colony refuse influence plant preferences in foraging leaf-cutting ants [PDF]

open access: yes, 2016
Leaf-cutting ants learn to avoid plants initially harvested if they proved to be harmful for their symbiotic fungus once incorporated into the nest.
Arenas, Andres, Roces, Flavio
core   +1 more source

Interaction specificity between leaf-cutting ants and vertically transmitted Pseudonocardia bacteria [PDF]

open access: yes, 2015
BACKGROUND : The obligate mutualism between fungus-growing ants and microbial symbionts offers excellent opportunities to study the specificity and stability of multi-species interactions.
Boomsma, Jacobus J.   +3 more
core   +5 more sources

Leaf-cutting ant (Atta laevigata Smith) in an African mahogany plantation in Minas Gerais state, Brazil

open access: yesEntomoBrasilis, 2021
Khaya grandifoliola C. DC. (Meliaceae), known as African mahogany, is used in the establishment of commercial plantations for high-value timber production. This work aims to report the first occurrence of the genus Atta in a commercial plantation of this
Rodolfo Molinário de Souza   +2 more
doaj   +1 more source

Metabolism And The Rise Of Fungus Cultivation By Ants [PDF]

open access: yes, 2014
Most ant colonies are comprised of workers that cooperate to harvest resources and feed developing larvae. Around 50 million years ago (MYA), ants of the attine lineage adopted an alternative strategy, harvesting resources used as compost to produce ...
Kaspari, Michael   +5 more
core   +1 more source

Susceptibility of Atta sexdens worker ants treated with the immunosuppressant Sandimmun Neoral to Metarhizium anisopliae [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2017
: The objective of this work was to evaluate if the immunosuppressant Sandimmun Neoral enhances the activity of Metarhizium anisopliae against the leaf-cutting ant Atta sexdens.
Aline Silvestre Pereira Dornelas   +7 more
doaj   +2 more sources

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