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q-bio.PE2026
Geometry and stability of species complexes: larger species speciate less often
Amaury Lambert, Emmanuel Schertzer, Yannic Wenzel
Species complexes are groups of closely related populations exchanging genes through dispersal. We study the dynamics of the structure of species complexes in a class of metapopula…
q-bio.PE2025
Genealogical transition in the noisy -Branching Random Walk. How stronger selection may promote genetic diversity
Emmanuel Schertzer, Alejandro H. Wences
We consider an extension of the noisy -Branching Random Walk that models the evolution of a population subject to natural selection. We show the existence of a critical value fo…