Results 61 to 70 of about 3,051 (199)

Fungus-growing ants (Hymenoptera: Formicidae) on Santa Catarina Island, Brazil: patterns of occurrence

open access: yesRevista de Biología Tropical, 2000
A taxonomic survey on fungus-growing ants (Attini) was made at 14 beaches on Santa Catarina Island (SC), Brazil. The samplings were manual, in soil or litterfall, in the following habitats: sandy beach, herbaceous vegetation and shrubby vegetation.
Benedito Cortês Lopes   +1 more
doaj  

Note Sur Les "Attini".

open access: yes, 1893
xBio:D Automated ...
openaire   +1 more source

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

Mechanical properties and cuticle organisation in mandibles are related to the task specialisation in leafcutter ants (Atta laevigata, Attini, Formicidae)

open access: yesPhysiological Entomology, Volume 50, Issue 2, Page 152-165, June 2025.
Task‐specialization and mandible properties: Leafcutter ants show caste‐based task division, reflected in mandible morphology and mechanical properties. Structural and mechanical analysis: The cuticle was composed of exo‐, meso‐, and endocuticle.
Wencke Krings   +2 more
wiley   +1 more source

Formicidal Potential of Thymol Derivatives: Adverse Effects on the Survival and Behavior of Acromyrmex balzani

open access: yesAgriculture, 2023
Leaf-cutting ants are important pests of agricultural and forest crops. Currently, few insecticides are registered for the control of these insects. Natural bioactive molecules can serve as models for the synthesis of new insecticidal compounds. Such ant
Jaciele O. Dantas   +9 more
doaj   +1 more source

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  

Morphology and Volatilomics of the Pre‐Pharyngeal and Pharyngeal Glands of Paraponera clavata (Hymenoptera: Paraponerinae) and Pachycondyla crassinoda (Hymenoptera: Ponerinae) Workers

open access: yesJournal of Morphology, Volume 286, Issue 3, March 2025.
This paper describes the morphology and chemical contents of the pre‐pharyngeal and pharyngeal glands in two different ants. The results provide new insights about the morphology and compounds of the exocrine glands in ants. ABSTRACT Ants occur in a remarkable diversity of species, many of which fulfill essential ecological roles and exhibit complex ...
Erika Vanessa C. C. Sousa   +5 more
wiley   +1 more source

Tree species controls over nitrogen and phosphorus cycling in a wet tropical forest

open access: yesEcological Monographs, Volume 95, Issue 1, February 2025.
Abstract Wet tropical forests play an important role in the global carbon (C) cycle, but given current rates of land‐use change, nitrogen (N) and phosphorus (P) limitation could reduce productivity in regenerating forests in this biome. Whereas the strong controls of climate and parent material over forest recovery are well known, the influence of ...
Ann E. Russell   +4 more
wiley   +1 more source

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

Biocontrol of leucoagaricus gongylophorus of leaf-cutting ants with the mycoparasitic agent trichoderma koningiopsis [PDF]

open access: yes, 2016
Leaf-cutting ants are one of the main agricultural and agroforestry pests in the Neotropic region. The essential food source of these ants is Leucoagaricus gongylophorus.
Bich, Gustavo Angel   +3 more
core   +1 more source

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