Flowers to the rescue of crops

Animal pollination is essential for many cultivated and wild plants. However, this service is threatened by the decline in pollinator populations. What can be done? One solution could be planting flower beds designed to attract pollinators near crops as shown for appletrees. Experiments have shown that the hypothesis that these flower beds would instead compete

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Gene plasticity and regulation

What are the properties of gene regulation in genes whose expression is sensitive to environmental factors (plastic genes), as opposed to genes whose expression is independent of the environment (non-plastic genes)? Empirical and theoretical approaches have consistently revealed that plastic genes possess, on average, a greater number of regulators. Furthermore, theoretical predictions have shown that

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Drosophila and Phenotypic plasticity

In Drosophila, heterozygous individuals—carrying different forms of the same coloration gene—exhibit greater phenotypic plasticity (the ability to change color in response to the environment) compared to homozygotes. This enhances genetic diversity within populations and facilitates rapid adaptation to environmental changes. Phenotypic plasticity as a function of genetic polymorphism: thermal dominance reversal in Drosophila species with

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Pierre Capy passed away

Nous venons d’apprendre avec une immense tristesse le décès de Pierre Capy, survenu le 3 février. We have just learned with great sadness of the death of Pierre Capy on February 3.Pierre was a geneticist specializing in Drosophila and genome evolution. His research focused on the molecular genetics of transposable elements, their evolutionary dynamics, and

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A mission in Zinbabwe

Pierre-Olivier Maquart and Philippe Le Gall conducted an initial mission in November 2025 as part of the FEF-R project: Cooperation for the Protection of Biodiversity in Zimbabwe. Funded by the French Ministry of Foreign Affairs and Europe and the French Embassy in Zimbabwe, the project aims to enhance Zimbabwe’s heritage entomological collections through digitization, 3D

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Podcasts

IRD and Compagnie Les sciences des mots released podcasts broadcasted on RFI. François Rebaudo (Pôle Ecologie) and his bolivian colleague Bruno Condori can be seen on episode 7 https://www.rfi.fr/fr/podcasts/microf-r-iction/

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