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Dynamics of colony development in the paper waspPolistes dominulus Christ (Hymenoptera, Vespidae): The influence of prey availability
This study focused on how a decrease in prey availability affected the development of aP. dominulus Christ colony. Nutritional oophagy and larval development were parameters found to be most directlyExpand
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Ultrastructure de l'organe de Johnston de la Fourmi Camponotus vagus Scop. (Hymenoptera, Formicidae)
SummaryJohnston's organ of Camponotus vagus is composed of 55 chordotonal structures, each of them being formed by one or several scolopidia. The dendritic endings of the chordotonal organs are inExpand
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Chevauchée Nuptiale Et Accouplement Chez L'Isopode Terrestre Helleria Brevicornis Ebner (Tylidae). Analyse Des Facteurs Qui Contrôlent Ces Deux Phases Du Comportement Sexuel
[1) Chez l'Onoscoide etudie, la sequence sexuelle comporte une chevauchee nuptiale de longue duree, pouvant debuter plusieurs jours avant la mue parturielle de la femelle et se terminant 48 heuresExpand
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INFLUENCE DU GROUPEMENT SUR LA FORMATION DU MARSUPIUM ET LA PRODUCTION DES JEUNES CHEZ HELLERIA BREVICORNIS (EBNER) (ISOPODA, ONISCOIDEA, TYLIDAE)
We analysed and compared the effects of grouping vs. isolation on female reproduction in Helleria brevicornis, particularly with regard to the formation of marsupia and the production of offspring.Expand
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Belated and Decreased Reproduction in Isolated Females of Helleria brevicornis Ebner (Crustacea, Oniscoïdea). Recuperation After the Addition of Faeces to the Female Environment
Summary The present study focuses on isolated females, which were previously found, during the first reproductive period, to produce a low proportion of marsupial females compared with that obtainedExpand
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Développement de la séquence sexuelle chez les mâles d'Helleria brevicornis Ebner (Isopoda, Oniscoïdea) au cours de l'ontogenèse. Effets de l'isolement
Des comportements sexuels sont presents tres tot chez les mâles. Au debut du developpement ils sont surtout de type copulatoire. Ces comportements se structurent du stade VII au stade XIII. ManœuvresExpand