Combined measures of mimetic fidelity explain imperfect mimicry in a brood parasite–host system
Combined measures of mimetic fidelity explain imperfect mimicry in a brood parasite–host system
The persistence of imperfect mimicry in nature presents a challenge to mimicry theory. Some hypotheses for the existence of imperfect mimicry make differing predictions depending on how mimetic fidelity is measured. Here, we measure mimetic fidelity in a brood parasite–host system using both trait-based and response-based measures of mimetic fidelity. …