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Dr. Bréa Raynaud-Berton

Research Interests

• Thermal tolerance of ectotherms
• Climate change vulnerability
• Overwintering strategies
• Metabolomics

Publications

2025

Colinet, H., Lehnhoff, C., Raynaud-Berton, B. (2025). The critical impact of sub- and supra-optimal temperatures on male fertility potential of an invasive fruit fly. Ecology and Evolution 15 (6), e71515. doi.org/10.1002/ece3.71515   

Raynaud-Berton, B., Gibert, P., Colinet, H. (2025). How does ageing affect life history traits and cold tolerance in summer- versus winter-acclimated fruit flies? Ecological entomology. doi.org/10.1111/een.13437   

2024

Raynaud-Berton, B., Gibert, P., Suppo, C., Pincebourde, S.,  Colinet, H. (2024). Modelling thermal reaction norms for development and  viability in Drosophila suzukii under constant, fluctuating and field conditions. Journal of Thermal Biology 123, 103891. doi.org/10.1016/j.jtherbio.2024.103891   

CV

since 2025

Postdoc position in Prof. Dr. Claudia Fricke’s lab, Animal Ecology Group, Martin-Luther-Universität Halle-Wittenberg.

Main project: “Thermal effects on male reproduction and their relevance for predicting population and distributional responses to heat wave” with a focus on fertility potential of laboratory and field bees, butterflies and locusts.

2021 - 2024

PhD in ecology and evolution entitled “Phenotypic and ecophysiological consequences of short-term to long-term thermal variations on the seasonal ecology of Drosophila suzukii” supervised by Prof. Dr. Hervé COLINET and Prof. Dr. Patricia GIBERT, University of Rennes, France

2019 - 2021

Master of science with a focus on insect evolutionary and behavioral ecology, University of Tours, France

Master 2 thesis: “Influence of urban heat islands on the thermal biology of field collected fire bugs (Pyrrhocoris apterus)” supervised by Prof. Dr. Sylvain PINCEBOURDE, University of Tours, France

Master 1 thesis: “The ability of repellents to effectively repel insect disease vectors: a review” supervised by Prof. Dr. Claudio LAZZARI, University of Tours, France

2016 - 2019

Bachelor of science with a focus on biology of marine systems, University of La Rochelle, France

Bachelor’s thesis: “Heavy metal contamination of mangrove mollusks (Spondylus squamosus) from Florès Island, Indonesia as biomarkers: a meta-analysis for risk assessment in human health” supervised by Prof. Dr. Gilles RADENAC, University of La Rochelle, France

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