Uberon Development note : The first manifestation of the mammary gland in many mammals is an elevated ridge
or milk line, which then fragments into individual buds in specific regions lateral
of the dorsal midline. After initial development of the milk lines they go into remission.;
Uberon Taxon note : These buds are either located in the thoracic region in primates, in the inguinal
area in ungulates or along the entire length of the trunk in rodents and pigs. In
humans, milk lines appear in the seventh week of embryonic development;
develops from