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Khaya grandifoliola C. DC. (Meliaceae), known as African mahogany, is used in the establishment of commercial plantations for high-value timber production. This work aims to report first occurrence genus Atta a plantation this species. An ant nest mound with 105 m2 loose soil and five active holes were observed. Leaves cut into crescent shaped sections pieces young branches found near these hol...

On the expansion of Tapinoma invasive ants in France (Hymenoptera: Formicidae). - The ant magnum has been reported various places southwestern (LENOIR & GALKOWSKI, 2017). This seems to spread rapidly this region from Toulouse Lyon region, as well Loire Valley and Brittany. It is a big problem for example Saumur where people cannot access their lawns. Two other species, T. ibericum darioi, a...

The oviposition process of the red imported Þre ant, Solenopsis invicta Buren (Hymenoptera: Formicidae), is described as a succession of four events forming one egg-laying cycle. Each time an egg is laid, the vulva opens and the sting is fully extended. When the vulva closes, the egg is forced to the base of the sting, whereupon the sting is usually retracted across the egg. This phenomenon has...