Stomoxes: biting flies harmful to breeding

By Gérard Duvallet Among the ectoparasites that are a nuisance to livestock and livestock in general, there are, alongside ticks (Mites), several families of Dipterans (Insects). Horn stomoxes and flies (Diptera, Muscidae) and taons (Diptera, Tabanidae) are certainly the most important (photos 1, 2 and 3), due to the nuisance spawned and the possible transmission…

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Gyrostigma Rhinocerontis: His larva lives in the rhino’s stomach

by Benoit GILLES There are five species of rhinoceros, two in Africa: the White Rhinoceros (Ceratotherium simum) and the Black Rhinoceros (Diceros bicornis), and three in Asia: the Indian Rhinoceros (Rhinoceros unicornis), the Java Rhinoceros (Rhinoceros sondaicus) and the rhinoceros Sumatra (Dicerorhinus sumatrensis). These species are all in the process of degradation due to the…

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The Entomofauna of the French subantarctic islands

by Maurice Hulle The Subantarctic islands, among the most isolated in the world, harbour a small number of native terrestrial invertebrates which, in the course of their evolution, have developed specific biological adaptations, the most notable of which is the loss of The flight function in insects. Since their recent discovery and, above all, since…

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Be versatile or specialize? The choice of flowers and their pollinators

By Vincent ALBOUY Specialization/Generalism Specialization is defined as physical, biological and/or behavioural adaptation to a small group of partners. Bryona dioica (Bryona dioica), a wild Cucurbitaceae, flowers in spring in hedges and wastelands. Its greenish-white flowers attract various collectors. Among them, a small blackish bee marked with red, andrène de la bryone (Andrena florea), visits…

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Thyreophora cynophila : the unlikely return of the orange-headed fly!

Thyreophora cynophila Thyreophora cynophila had not been observed < 160 years ago than the orange head of a fly specimen ! This species of the family Piophilidae (photos below), described in 1798 by the botanist and entomologist G.W.F. Panzer (1755-1829), had last been observed near Paris in 1840. Its presence had previously been recorded in…

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Diptera Celyphidae: when flies mimic Beetles

The world of insects sometimes contains surprising and mysterious species. Diptera (“flies”) Celyphidae are among them. caption id=”attachment_3078″ align=”alignright” width=”301″] Paracelyphus hyacinthus (Source : Anthony KeiC Wong-Flickr)[/caption] The name of this family comes from the Greek word “κέλυφος” which can be translated as “box” or “shell” which characterizes the most striking characteristic of these insects:…

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