Antoine Guyonnet, from Deux-Sèvres, presents his activities Biodiversity in decline Presentation by Antoine Guyonnet My passion for entomology and Lepidoptera in particular led me to join the OPIE Poitou-Charentes several years ago with which I carry out inventories of the Lepidoptera of Poitou-Charentes, my region of choice, and particularly in the Department of Deux-Sèvres…
Tag: butterflies
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…
Adrian Hoskins – All (or almost all) about day butterflies
Post Views: 2,943 An introduction to the world of rhopalocera English anthropologist of international renown, Adrian Hoskins has long studied British lepidopterological fauna and has
Evolutionary history of Heliconius staining
Post Views: 1,781 In insects, wings are subjected to strong natural selection pressures for camouflage, mimicry and warning coloration. The patterns and colours of butterfly
Morpho’s blue colour: a structural origin
Post Views: 3,085 Color is not an intrinsic characteristic (own to) of living objects and organisms. It depends on the type of receivers and the
Publication in the journal Nature/Heredity of some of my results on Heliconius butterflies
Post Views: 1,657 Heliconius within the “Institute of Systematics, Evolution and Biodiversity” of Muséum National d’Histoire Naturelle de Paris (UMR 7205-CNRS) and on the Gamboa
Insect size records!
Post Views: 2,820 For most people, insects are very small animals that run, fly or swim around us. Or, some species have sizes far exceeding
Revision of lepidopteran (butterfly) phylogeny
Post Views: 2,531 The discovery of a new lepidopteran family, unpublished since the 1970s, was made with the capture of a small butterfly on “Kangaroo
Hatching of a gynandromorph butterfly (male/female)
Post Views: 2,536 At the Academy of Natural Sciences of the University of Drexel (Philadelphia, Pennsylvania), a strange butterfly of the species Lexias pardalis emerged
Acoustic mimicry of butterflies in anthills
Post Views: 1,130 Discovery of an acoustic mimicry used by the caterpillars of a butterfly to deceive ants and obtain food and care essential to
