The distribution of VIP-immunoreactive neurons in the midbrain and diencephalon of pigeons (Columba livia) was studied by immunocytochemical technique.

• 用免疫细胞化学技术研究了血管活性肠肽（VIP）阳性神经元在家鸽（Columbalivia）中脑和间脑核团的分布。