Electron microscopy of the paraventricular organ in the sparrow (Passer dmesticus).
D000818:Animals; D001717:Birds / Q000033:anatomy & histology*; D005260:Female; D006056:Golgi Apparatus; D007031:Hypothalamus / Q000166:cytology*; D008297:Male; D008854:Microscopy, Electron; D008928:Mitochondria; D009474:Neurons / Q000166:cytology