Before revision: Furthermore, male mice were shown to depend on auditory feedback to maintain some ultrasonic song features, and sub-strains with differences in their songs were able to match each other ’ s pitch when cross-housed under competitive social conditions.
After revision: Furthermore, male mice were shown to depend on auditory feedback to maintain some ultrasonic song features, and sub-strains with differences in their songs were able to match each other ' s pitch when cross-housed under competitive social conditions.