Results 41 to 50 of about 54,083 (243)

Atratividade de Atta sexdens rubropilosa por plantas de eucalipto atacadas previamente ou não por Thyrinteina arnobia Atta sexdens rubropilosa attractiveness to eucalyptus plants previously attacked or not by Thyrinteina arnobia

open access: yesPesquisa Agropecuária Brasileira, 2004
O sistema de defesa induzido das plantas é ativado após a ocorrência do dano provocado por um herbívoro. O objetivo deste trabalho foi avaliar se plantas de eucalipto (Eucalyptus grandis) atacadas previamente por lagartas de Thyrinteina arnobia tornam-se
Hamilton Gomes de Oliveira   +3 more
doaj   +1 more source

Genetic royal cheats in leaf-cutting ant societies. [PDF]

open access: yesProc Natl Acad Sci U S A, 2008
Social groups are vulnerable to cheating because the reproductive interests of group members are rarely identical. All cooperative systems are therefore predicted to involve a mix of cooperative and cheating genotypes, with the frequency of the latter being constrained by the suppressive abilities of the former.
Hughes WO, Boomsma JJ.
europepmc   +5 more sources

Mandibles of Leaf-Cutting Ants: Morphology Related to Food Preference

open access: yesSociobiology, 2016
Feed adaptation is crucial for the ecological success of animals, which explore specific or varied resources according to the suitability of the selected feature.
Roberto da Silva Camargo   +3 more
doaj   +1 more source

Comparative Dating Of Attine Ant And Lepiotaceous Cultivar Phylogenies Reveals Coevolutionary Synchrony And Discord [PDF]

open access: yes, 2010
The mutualistic symbiosis between fungus-gardening ants and their cultivars has made fundamental contributions to our understanding of the coevolution of complex species interactions.
Abbot, Patrick   +2 more
core   +1 more source

Soil Rotifers new to Hungary from the floodplain Gemenc (Duna-Dráva National Park, Hungary) [PDF]

open access: yes, 2013
In summer and autumn 2010, we collected soil samples from the Gemenc floodplain of the Danube (Duna-Dráva National Park) from places with different flood regimes and vegetation cover and examined them for rotifers.
Devetter, Miloslav   +1 more
core   +1 more source

Reconstructing the functions of endosymbiotic Mollicutes in fungus-growing ants

open access: yeseLife, 2018
Mollicutes, a widespread class of bacteria associated with animals and plants, were recently identified as abundant abdominal endosymbionts in healthy workers of attine fungus-farming leaf-cutting ants.
Panagiotis Sapountzis   +4 more
doaj   +1 more source

OCTOID: A Soft Robotic System Featuring Programmable Shape Morphing and Dynamic Structural Coloration

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by octopuses, actuating legs based on soft materials are fabricated with programmed chiroptical properties and mechanical behaviors to achieve dynamic color modulation and reversible shape morphing, and these legs are developed into a modular OCTOID system.
Seung Hui Han   +8 more
wiley   +1 more source

Colony size predicts division of labour in Attine ants [PDF]

open access: yes, 2014
Division of labour is central to the ecological success of eusocial insects, yet the evolutionary factors driving increases in complexity in division of labour are little known.
Alexander RD   +10 more
core   +3 more sources

Division of labor in work shifts by leaf-cutting ants

open access: yesScientific Reports, 2021
Foraging rhythms in eusocial insects are determined by the colony´s overall pattern. However, in leaf-cutting ant workers, individual rhythms are not fully synchronized with the colonies’ rhythm.
Pedro B. Constantino   +2 more
doaj   +1 more source

A checklist of the non-leaf-cutting fungus-growing ants (Hymenoptera, Formicidae) from Colombia, with new biogeographic records [PDF]

open access: yesCheck List, 2020
The non-leaf-cutting fungus-growing ants deposited in two entomological collections in Colombia were curated and identified to assess their diversity in the country.
Daniela Mera-Rodríguez   +4 more
doaj   +3 more sources

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