How did Lewis and clarke survive harsh winters?

Lewis and Clark survived harsh winters through careful planning, resourcefulness, and teamwork. They established winter camps, like Fort Mandan in 1804, where they could find shelter and store supplies. The expedition relied on hunting, fishing, and trading with Native American tribes for food, while also preserving food through methods like drying. Additionally, their strong leadership and collaboration helped maintain morale and ensure the group's survival during challenging conditions.