Results 61 to 70 of about 1,384 (194)

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

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

Oral scrab from a Frucifer pardalis with oral plaques

open access: yes, 2019
Background: Mycoses are considered rare in reptiles and, in the majority of cases, are associated with poor husbandry leading to immunosuppression. Few reports of oral mycoses are available in chameleons.
M. Attini   +4 more
core   +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

Intorno alla scissiparità delle attinie

open access: yes, 1881
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Beetles associated with Atta and Acromyrmex ants (Hymenoptera: Formicidae: Attini)

open access: yes, 2001
Attini ants form a monophyletic group restricted to America. Atta and Acromyrmex are distributed from the United States south to South America excluding Chile and some of the West Indies.
Navarrete-Heredia, J.L.
core   +1 more source

Leveduras isoladas de ninhos de formigas da tribo Attini (Hymeniptera: Formicidae)

open access: yes, 2010
A simbiose entre as formigas Attini e o fungo cultivado permitiu a expansão das suas colônias e a utilização dos fungos como parte da dieta alimentar dos adultos e como principal alimento das larvas.
Carvalho, Tatiana de Freitas Costa de
core   +2 more sources

Cytogenetic studies of five taxa of the tribe Attini (Formicidae: Myrmicinae)

open access: yesCaryologia, 2013
Cytogenetic studies have been carried out on more than 750 ant taxa and are an important tool in evolutionary, taxonomic and phylogenetic studies. However, less than 10% of the species reported in the tribe Attini have been studied. The aim of the present study was to describe the chromosomes of five attine ants collected in Vicosa, Minas Gerais state,
Luísa Antônia Campos Barros   +2 more
openaire   +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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