The progression of the mammillary body over time from its initial formation until its mature state. The mammillary body is a protrusion at the posterior end of the hypothalamus that contains hypothalamic nuclei. [ GOC:dgh https://www.worldcat.org/search?q=bn%3A0878937420 GOC:jid http://purl.obolibrary.org/obo/go/references/0000021 GOC:cls GOC:dph ]

This is just here as a test because I lose it