Search Results - "HÖLldobler, B"

Intraspecific variation in colony founding behavior and social organization in the honey ant Myrmecocystus mendax by Eriksson, T. H., Hölldobler, B., Taylor, J. E., Gadau, J.

“…Persistent cooperation between unrelated reproductives occurs rarely in mature eusocial insect societies, and when present, is frequently geographically…”
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Correction to: Intraspecific variation in colony founding behavior and social organization in the honey ant Myrmecocystus mendax by Eriksson, T. H., Hölldobler, B., Taylor, J. E., Gadau, J.

“…The article listed above was initially published with incorrect copyright information…”
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The Genome Sequence of Blochmannia floridanus: Comparative Analysis of Reduced Genomes by Gil, Rosario, Silva, Francisco J., Zientz, Evelyn, Delmotte, François, González-Candelas, Fernando, Latorre, Amparo, Rausell, Carolina, Kamerbeek, Judith, Gadau, Jürgen, Hölldobler, Bert, Roeland C. H. J. van Ham, Gross, Roy, Moya, Andrés

“…Bacterial symbioses are widespread among insects, probably being one of the key factors of their evolutionary success. We present the complete genome sequence…”
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Alternative Reproductive Tactics in the Queen-Size-Dimorphic Ant Leptothorax rugatulus (Emery) and Their Consequences for Genetic Population Structure by Rüppell, O., Heinze, J., Hölldobler, B.

“…We report the results of a comprehensive investigation of the queen size dimorphism in the North American ant Leptothorax rugatulus. Employing allozymes and…”
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The chemistry of social regulation: multicomponent signals in ant societies by Holldobler, B. (Theodor Boveri Institut, Wurzburg, Federal Republic of Germany)

“…Chemical signals mediating communication in ant societies are usually complex mixtures of substances with considerable variation in molecular composition and…”
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Colony founding by queen association and determinants of reduction in queen number in the antLasius niger by SOMMER, K., HÖLLDOBLER, B.

“…After the nuptial flight, queens ofLasius nigeroccur in very high densities on the ground. Queens in this study avoided areas frequented by workers of…”
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potential for worker reproduction in the ant Aphaenogaster cockerelli and its absence in the field by Smith, A. A, Overson, R. P, Hölldobler, B, Gadau, J, Liebig, J

“…A reproductive division of labor between subordinates and established reproductives is a hallmark of eusociality. In most groups, however, workers retain some…”
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Reproductive cooperation between queens and their mated workers: the complex life history of an ant with a valuable nest by Peeters, C. (Universite Paris Nord, Villetaneuse, France.), Holldobler, B

“…The life history of Harpegnathos saltator is exceptional among ants because both queens and workers reproduce sexually. Recently mated queens start new…”
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Multimodal signals in ant communication by Holldobler, B

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Attachment forces of ants measured with a centrifuge: better 'wax-runners' have a poorer attachment to a smooth surface by Federle, W, Rohrseitz, K, Hölldobler, B

“…The symbiotic ant partners of glaucous Macaranga ant-plants show an exceptional capacity to run on the slippery epicuticular wax crystals covering the plant…”
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Perceptual differences in trail-following leaf-cutting ants relate to body size by Kleineidam, C.J., Rössler, W., Hölldobler, B., Roces, F.

“…Leaf-cutting ants of the genus Atta have highly size-polymorphic workers, and size is related to division of labor. We studied trail-following behavior of…”
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Systematic relationships and cospeciation of bacterial endosymbionts and their carpenter ant host species: proposal of the new taxon Candidatus Blochmannia gen. nov by Sauer, C, Stackebrandt, E, Gadau, J, Holldobler, B, Gross, R

“…C Sauer, E Stackebrandt, J Gadau, B Holldobler and R Gross Lehrstuhl fur Mikrobiologie, Theodor-Boveri-Institut, Biozentrum der Universitat Wurzburg, Am…”
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Are Variations in Cuticular Hydrocarbons of Queens and Workers a Reliable Signal of Fertility in the Ant Harpegnathos saltator? by Liebig, Jurgen, Peeters, Christian, Oldham, Neil J., Markstadter, Claus, Holldobler, Bert

“…One of the key features of insect societies is the division of labor in reproduction between one or a few fertile individuals and many sterile nestmates that…”
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Slippery Ant-Plants and Skilful Climbers: Selection and Protection of Specific Ant Partners by Epicuticular Wax Blooms in Macaranga (Euphorbiaceae) by Federle, Walter, Maschwitz, Ulrich, Fiala, Brigitte, Riederer, Markus, Hölldobler, Bert

“…In many ant-plant species of the genus Macaranga in South-East Asia, conspicuous blooms of epicuticular wax crystals cover the stem surface. We found that many…”
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Determinants of intracolonial relatedness in Pogonomyrmex rugosus (Hymenoptera; Formicidae): mating frequency and brood raids by Gadau, J, Strehl, C.P, Oettler, J, Holldobler, B

“…The genus Pogonomyrmex is one of three ant genera with an effective mating frequency (me) > 2.0. We developed microsatellites to determine me for P. rugosus…”
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Morphologic representation of visual and antennal information in the ant brain by Gronenberg, Wulfila, Hölldobler, Bert

“…Ants in general are primarily olfactory animals, but many species also express visual behaviors. We analyze in 14 species, which range from purely olfactory to…”
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Worker reproduction and social hierarchies inLeptothoraxants by HEINZE, J, PUCHINGER, W, HÖLLDOBLER, B

“…Kin selection theory predicts the existence of potential conflict between queen and workers and among workers concerning the production of males in insect…”
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Genetic evidence for intra– and interspecific slavery in honey ants (genus Myrmecocystus) by Kronauer, D. J. C., MILLER, D. J., Hölldobler, B.

“…Myrmecocystus mimicus…”
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Male competition in Cardiocondyla ants by Heinze, J, Holldobler, B, Yamauchi, K

“…The two types of males in the ant genus Cardiocondyla differ remarkably in morphology and behavior. Ergatoid males are wingless fighters whose spermatogenesis…”
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Age-dependent and task-related morphological changes in the brain and the mushroom bodies of the ant Camponotus floridanus by Gronenberg, W, Heeren, S, HÖLldobler, B

“…Based on a brief description of the general brain morphology of Camponotus floridanus, development of the brain is examined in ants of different ages (pupa to…”
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