15% of the animal biomass on earth is ants, but I can look in the ocean and find thousands of fish yet very few ants. There are women-only universities, histor

15% of the animal biomass on earth is ants, but I can look in the ocean and find thousands of fish yet very few ants. There are women-only universities, historically black universities, universities that focus on arts and universities that focus on music. Why should the employee demographics of a coal mine be the same as the demographics of a hospice?