supported by grants from the National Key R&D Program of China(No.6692022YFC2602500);the National Natural Science Foundation of China(grant nos.32070451 to Y.H.Z.and 31872227 to J.X.Z.).
The ability to recognize and differentiate between conspecifics and heterospecifics as well as their signals is critical for the coexistence of closely related species.In the genus Rattus,species are morphologically s...