Insights from the lack of an enigmatic trait: monomorphic sperm in evergreen bagworm moths and the evolution of sperm dimorphism
Andrew J. Mongue, Thomas W. Johnson, Tracy Liesenfelt, Amanda Markee, Petr Nguyen, Monika Hospodářská
The paper investigates sperm dimorphism in evergreen bagworm moths and finds no evidence of non-fertilizing sperm, proposing new hypotheses for its evolution and function.
bioRxiv · Dec 5, 2025 · PreprintEvolutionary Biology