An interesting anatomical relationship between the hamster pineal gland and the ventricular system of the brain.
D000818:Animals; D002552:Cerebral Ventricles / Q000033:anatomy & histology*; D006224:Cricetinae; D007281:Ink; D008297:Male; D008854:Microscopy, Electron; D010870:Pineal Gland / Q000033:anatomy & histology* / Q000166:cytology / Q000378:metabolism