A Specialized Forebrain Circuit for Vocal Babbling in the Juvenile Songbird
Dmitriy Aronov, Aaron S. Andalman, Michale S. Fee

Supporting Online Material

This supplement contains:
Materials and Methods
SOM Text
Figs. S1 to S5
References

This file is in Adobe Acrobat PDF format.

Other Supporting Online Material for this manuscript includes the following:
Sounds S1 to S6

Sound s1
Normal subsong produced by a 38-dph juvenile bird. The sonogram of this sound is shown in Fig. 1a, left column in the row labeled "subsong."

Sound s2
Singing produced by the same bird as in Sound S1, but after bilateral HVC inactivation. The sonogram of this sound is shown in Fig. 1a, right column in the row labeled "subsong."

Sound s3
Normal plastic song produced by a 50-dph juvenile bird. The sonogram of this sound is shown in Fig. 1a, left column in the row labeled "plastic song."

Sound s4
Singing produced by the same bird as in Sound S3, but after bilateral lesions of HVC. The sonogram of this sound is shown in Fig. 1a, right column in the row labeled "plastic song."

Sound s5
Normal undirected singing produced by an adult bird. The sonogram of this sound is shown in Fig. 1a, left column in the row labeled "adult."

Sound s6
Singing produced by the same bird as in Sound S5, but after bilateral lesions of HVC. The sonogram of this sound is shown in Fig. 1a, right column in the row labeled "adult."

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