[<1/1,000,000th%]

So why aren't there any mammal fossils from the precambrian era?

The 13 Sisters is a historical reference to the original thirteen colonies.

I was not aware that the feminists had reorganized the history of the US colonies in this manner. Do you have a reference?

[13Sisters76]

The "13 Sisters" has not one thing to do with feminism. And any time you want to get into a verbal wrestling match- let me know so's I can dumb down enough.