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Posts by Christophe Dufresnes

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Amphibians of Europe, North Africa and the Middle East

www.bloomsbury.com/uk/amphibian...

3 months ago 1 1 0 0
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New in #Palaeogeography_Palaeoclimatology_Palaeoecology_683
"Diversification and historical biogeography of the Himalayan toad (Duttaphrynus himalayanus)"
Hofmann,S., Dubois,A., Ohler,A., @chrisdufresnes.bsky.social @isyeb.mnhn.fr et al.
#amphibian #paleoclimate_modelling
🐸 doi.org/10.1016/j.pa...

4 months ago 4 2 0 0
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Sex, genes and speciation - Different chromosomes carrying famous genes determine males and females in common and spiny toads, driving their reproductive barriers. Hybrids, the battle of sex is on!

@isyeb.mnhn.fr @molbioevol.bsky.social
doi.org/10.1093/molb...
www.mnhn.fr/fr/alerte-pr...

10 months ago 4 2 1 0
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XY contre ZW : la guerre des sexes chez les crapauds Une étude menée par l’Institut de Systématique, Évolution, Biodiversité (MNHN, CNRS, Sorbonne Université, EPHE-PSL, Université des Antilles), publiée dans la revue Molecular Biology and Evolution, rév...

Une étude menée par @chrisdufresnes.bsky.social @isyeb.mnhn.fr vient de paraître dans la revue @molbioevol.bsky.social et révèle que ce sont des chromosomes différents qui déterminent le sexe chez le crapaud commun (Bufo bufo) & le crapaud épineux (Bufo spinosus)...
🐸 www.mnhn.fr/fr/alerte-pr...

10 months ago 2 3 0 0
Resolving taxonomic ambiguities in extant Himalayan lazy toads: A new species of the genus Scutiger (Anura, Megophryidae) from eastern Nepal | European Journal of Taxonomy

just published
europeanjournaloftaxonomy.eu/index.php/ej...

10 months ago 2 2 0 0
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The alien marsh frog cocktail: Distribution, causes and pathways of a global amphibian invasion While some biological invasions are well documented globally, others, more cryptic, are often underestimated despite multiple local warnings. This is …

Thanks to Mathieu Denoël for his massive review work on the invasion pathways of our marsh frogs! Those guys are so invasive that we take them for granted everywhere^^

www.sciencedirect.com/science/arti...

1 year ago 1 1 0 1
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Genetics or phenetics? Check out what best differentiates midwife toad taxa at various stage of their speciation continuum in our latest article freshly squeezed in Molecular Ecology with @batracofistro.bsky.social and many other co-authors!
onlinelibrary.wiley.com/doi/full/10....

1 year ago 5 3 0 0
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Dans #The_Science_of_Nature vol.112 (17) #OpenAccess
Une étude moléculaire sur des cuisses de grenouilles consommées en Suisse et mal étiquetées recèlent une biodiversité insoupçonnée.
Espèces d'origines diverses, exotiques,envahissantes ou inconnues des zoologistes!
#Amphibian #Biological_invasion

1 year ago 4 4 1 0
Marie Phisalix jeune en 1895 (Domaine public)

Marie Phisalix jeune en 1895 (Domaine public)

Charles Fichot, Auguste Tilly,  « Nouvelles constructions du Jardin des Plantes. Pavillon des reptiles. Vue extérieure. Salle des reptiles venimeux. Salle des amphibies », 1874, estampe, 322x222 mm, IC 384 © MNHN

Charles Fichot, Auguste Tilly, « Nouvelles constructions du Jardin des Plantes. Pavillon des reptiles. Vue extérieure. Salle des reptiles venimeux. Salle des amphibies », 1874, estampe, 322x222 mm, IC 384 © MNHN

Vipère du Gabon de l'Ouest (Bitis rhinoceros) © MNHN - F.-G. Grandin

Vipère du Gabon de l'Ouest (Bitis rhinoceros) © MNHN - F.-G. Grandin

Antoine Chazal, Vipère à queue courte, Echidna arietans, d'après le vivant, 1848, aquarelle sur vélin, 460x330 mm, portefeuille 88, folio 49 © MNHN

Antoine Chazal, Vipère à queue courte, Echidna arietans, d'après le vivant, 1848, aquarelle sur vélin, 460x330 mm, portefeuille 88, folio 49 © MNHN

🐍💉 Première femme médecin en France, spécialiste des animaux venimeux et féministe, Marie Phisalix est une pionnière.

Portrait de cette grande biologiste et féministe dont l’histoire est intimement liée au Muséum 👉 www.mnhn.fr/fr/marie-phi...

#JournéeInternationaleDesFemmesEtDesFillesDeScience

1 year ago 51 20 1 0
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Genome-wide patterns of diversity in the European midwife toad complex: phylogeographic and conservation prospects - Conservation Genetics Assessing how genetic diversity is spatially structured underlies many research questions in evolutionary ecology and contributes to understanding the factors implicated in population declines and ext...

Patrones de diversidad genómica en el sapo partero común: perspectivas filogeográficas y de conservación. Open access:
link.springer.com/article/10.1...
@chrisdufresnes.bsky.social @benwielstra.bsky.social @

1 year ago 6 4 0 0
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Our study on Duttaphrynus melanostictus evolution published in Nature Communication. We showed how these toads likely spread across the Indian Ocean via human transport, from ancient trade routes to modern shipping. 🌍🐸
@chrisdufresnes.bsky.social
@naturecomms.bsky.social
@comeniusuni.bsky.social

1 year ago 12 4 1 0
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The Composition, Distribution, and Endangerment of the Amphibian Fauna of Syria Syria has a broad range of natural landscapes, including mountains, forests, rivers, lakes, and arid landscapes that promoted the diversification of its amphibian fauna. Syrian amphibians presently co...

The long-awaited book "Status of Decline and Conservation of Amphibians of the Middle East" has just been released!

Happy to have helped out for one chapter on Syrian amphibians by Ahmad Aidek, Mudar Salimeh, Yaman Omran and Daniel Jablonski
link.springer.com/chapter/10.1...

1 year ago 1 0 0 0
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Our phylogeography of Duttaphrynus melanostictus is finally out in @naturecomms.bsky.social

Check out its fancy patterns, such as a new species from SE-Asia and suspicions of historical human-mediated dispersal across the Indian Ocean:

www.nature.com/articles/s41...

1 year ago 3 1 0 2