Believe it or not, modern technological advancements have not been able to replace the humble leech. Carl Peters-Bond is a leech farmer at Biopharm Leeches, which ships the creatures to hospitals across the world. The company's leeches have probably saved hundreds of thousands of fingers, toes, and skin flaps over the years. Truly amazing!
Useful link: https://www.biopharm-leeches.com
