Sex-specific modifications of gametogenesis in natural and lab-bred Fundulus spp. hybrids
Dmitrij Dedukh, Ksenia Obidena, Zuzana Majtánová, Pascale Ouellette, Alexandre-James Roussel, Marianna E. Horn, Karel Janko, Anne C. Dalziel, Anne‐Marie Dion‐Côté
The paper examines sex-specific gametogenesis in natural and lab-bred Fundulus hybrids, finding that females can produce diploid and tetraploid oocytes with clonal reproduction, while males show meiotic failure and sterility.
bioRxiv · Nov 26, 2025 · PreprintEvolutionary Biology