Ei‐Ichi Izawa

This study shows that subordinate crows adjust their feeding speed in response to dominant crows' movements, while dominants do not adjust their behavior.

This study shows that repeated environmental changes reduce food gain inequality among large-billed crows in group foraging, with long-term benefits for group efficiency.

This study shows that blocking the vasopressin 1a receptor disrupts affiliative relationships in triadic male crow cohabitation, suggesting a role for the VP system in maintaining same-sex affiliations.