Locations and sizes of tissue samples collected from POM and HVC for qPCR.

<p>Photomicrographs of 200 µm thick coronal brain sections from which samples were collected from A) POM and B) HVC. Circular holes are centered within each region of interest and illustrate the location and size of tissue punches. Abbreviations: N = nidopallium, v = ventricle, S = septum, Co = optic chiasm, Hp = hippocampus, Cb = cerebellum, Rt = nucleus rotundus. See text for additional details.