Egg colour mimicry in the common cuckoo results from coevolutionary alternation, not coevolutionary arms races
Daniel Hanley, David Kepplinger, Ariba Nasir, Peter Samaš, Juliana Villa, João Vitor de Alcantara Viana
This study challenges the coevolutionary arms race model of cuckoo egg mimicry, showing that mimicry is rare and instead supports coevolutionary alternation through host-switching.
bioRxiv · Dec 2, 2025 · PreprintEvolutionary Biology