The woman who became known as Wyoming’s “Sheep Queen” understood the perils of the frontier.

She faced mountain lions, dealt with threats from cutthroat cattle ranchers, protected her children from perceived American Indian threats and went on to become one of the most successful ranchers in her day.

Lucy Morrison Moore knew how to live in a “man’s world,” taming a hardscrabble Wild West frontier while famously never putting up with any profanity.

“She was a force to be reckoned with. In a time when women weren’t really forward, she was living in a man’s world,” said Terri Geissinger, a descendant and researcher who is writing a book about Morrison and her family. “When we think about what she was faced with, with men fighting with their guns and reputations, they came up with the name ‘Sheep Queen.’”