In the dark underground realms where Dwarves dwell, the colourful heraldy of humans is of less value. Dwarven heraldry focuses more on the silhouette of the warrior, the shape of his shield, and in some cases, sound.
Not all magic is pretty, or fair. Some is cold and exploitive. This is that kind of magic.
Not all magic is focused on war or power. Some magic is used to ease some of the hazards of normal life. The school of Midwifery is one such school.
The Zoimorph School of Magic is a school of magic specialized in altering and creating variants of life, sometimes referred to as Arcanaeugenics.