mammillary body development
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.
GO:0160108
animal gross anatomical part developmental process
is_a
GO:0021536
diencephalon development
part_of
GO:0021761
limbic system development
part_of