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Prey concealment and spatiotemporal patrolling behaviour of the Indian tree ant Oecophylla smaragdina (Fabricius).
Rastogi, N.; Insectes Sociaux, 2000, 47, 1, pp 92-93, 6 ref. Observations of Oecophylla smaragdina workers in Varanasi, India, revealed that the workers concealed prey (Periplaneta americana) with leaves and twi...
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Female mating frequencies in Bombus spp. from Central Europe.
Schmid-Hempel, R.; Schmid-Hempel, P.; Insectes Sociaux, 2000, 47, 1, pp 36-41, 48 ref. The results are reported of a survey of mating frequencies in 8 European Bombus spp. by means of highly polymorphic microsatellite loci. Only B. hypno...
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Contribution to the biology of Tapinoma melanocephalum (Fabricius) (Hymenoptera: Formicidae).
Bustos, X.; Cherix, D.; Union Internationale pour l'Etude d'Insectes Sociaux, Paris, France, Actes des Colloques Insectes Sociaux, vol. 11: Compte rendu colloque annuel, Créteil, France, 3-5 Septembre 1997., 1998, pp 95-101, 14 ref. Under laboratory conditions it was possible to show that T. melanocephalum could be considered as a tramp species. Functional polygyny, unicoloniality...
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Plasticity of annual cycle in Vespula pensylvanica shown by a third year polygynous nest and overwintering of queens inside nests.
Vetter, R. S.; Visscher, P. K.; Insectes Sociaux, 1997, 44, 4, pp 353-364, 20 ref. Excavations of 4 nests of V. pensylvanica in southern California in 1996 and 1997 revealed situations that deviated from the typical annual, single-qu...
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Distribution and dynamics of the Argentine ant Linepithema (Iridomyrmex) humile (Mayr) in relation to vegetation, soil conditions, topography and native competitor ants in Portugal.
Way, M. J.; Cammell, M. E.; Paiva, M. R.; Collingwood, C. A.; Insectes Sociaux, 1997, 44, 4, pp 415-433, 21 ref. The overall distribution of L. humile, introduced in the 1890s and now widespread in western and southern Portugal, has not notably changed since 1955...
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Explosive food recruitment as a competitive strategy in the ant Myrmica sabuleti (Hymenoptera, Formicidae).
Biseau, J. C. de; Quinet, Y.; Deffernez, L.; Pasteels, J. M.; Insectes Sociaux, 1997, 44, 1, pp 59-73, 36 ref. Myrmica sabuleti forms mature colonies of about one thousand workers and a few queens. Observations on foraging behaviour were made in Belgium in 1989...
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A polygynous nest of Vespula pensylvanica from California with a discussion of possible factors influencing the evolution of polygyny in Vespula.
Ratnieks, F. L. W.; Vetter, R. S.; Visscher, P. K.; Insectes Sociaux, 1996, 43, 4, pp 401-410, 29 ref. A thriving, polygynous, and probably overwintered colony of the western yellowjacket, Vespula pensylvanica, was collected on 2 November 1994 in Rivers...
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A newly-discovered mode of colony founding among fire ants.
Tschinkel, W. R.; Insectes Sociaux, 1996, 43, 3, pp 267-276, 22 ref. Colony founding was studied in populations of Solenopsis invicta in Florida, USA, during 1994-95. All colonies in this area were monogyne. Groups of c...
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A new ethological test to study nestmate recognition in adult ants.
Fénéron, R.; Insectes Sociaux, 1996, 43, 2, pp 131-135, 14 ref. An ethological test was designed to investigate nestmate recognition in adult ants. Unlike classic dyadic tests, it consisted of a choice situation wh...
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Importance of Cubitermes termitaries as shelter for alien incipient termite societies.
Dejean, A.; Ruelle, J. E.; Insectes Sociaux, 1995, 42, 2, pp 129-136, 16 ref. It was hypothesized that in the Cameroon rainforest, one of the principal limiting factors for termite multiplication was the relative scarcity of nes...
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