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. 2018 Apr 3;19:231. doi: 10.1186/s12864-018-4578-0

Fig. 10.

Fig. 10

(a–r) Representative in situ hybridization photomicrographs of parasagittal sections of adult male zebra finches at the level of HVC (∼2.0 to 2.4 mm from the midline). Arrowheads in (A) approximate the ventral border of HVC. Abbreviations: nido., nidopallium; v, ventricle