Along with expedition leaders Meriwether Lewis and William Clark, was the corps of discovery, a specialty established unit of the United States Army. It was a diverse group. Many had previously served in the army, and a handful had valuable experience as boatmen. But only one, perhaps the most unique of the lot, was called Seaman.
There is a surprising, and little known, history connecting goats and the US Navy. But, then again, goats themselves have a surprising history.