Who was the author of the famous slave narrative about his own life published in 1845?

Frederick Douglass

Which tropical fish carefully cleans parasites off larger fishes in coral reef ecosystems? What vegetable did the Pilgrims have but probably couldn't make into pie due to lack of ingredients Which bone is also known as the collarbone? What is the greater circulation loop of blood through heart and body called? Who created the nationwide network of women's temperance organizations in the late 1800s?