Tumor types: There has been a long-lasting debate about classification of canine mammary tumors. According to the World Health Organization (WHO), canine mammary tumors are histologically classified into four categories: malignant tumors, benign tumors, unclassified tumors, and mammary hyperplasias/dysplasias.
Gandy dancer is a slang term used for early railroad workers who laid and maintained railroad tracks in the years before the work was done by machines.
I grew up in a town where the UPRR employed a large percentage of the people living there. In fact my oldest brother was a &#39;Section Worker&#39; aka Gandy Dancer for a few years.