These discoveries were nothing like President Jefferson or the explorers expected. Though Clark officially only held the rank of Second Lieutenant at the time, Lewis concealed this from the members of the expedition and always referred to Clark as “Captain” . Below are five specimen they found on their trip. The Lewis and Clark Expedition from May 1804 to September 1806, also known as the Corps of Discovery Expedition, was the first American expedition to cross the western portion of the United States.It began in Pittsburgh, Pennsylvania, made its way westward, and passed through the Continental Divide of the Americas to reach the Pacific coast. Overall, the discovery of these new animals greatly influenced the progression of science, the advancements in defense from wild animals, and created another food source. Lewis and Clark were sent to explore the American West in order to map a water route for commerce. ... particularly in terms of plant and animal life. In February, 1806, and never before published in Great Britain. Format: Online Activity Dayton Duncan Listen to the RealAudio: The, during the winter in North Dakota, the Hidatsas had told Lewis and Clark about there’s this ferocious animal that lives where you’re gonna be going. Plant and Animal Discoveries "The Corps of Discovery," the expedition led by Captain Meriwether Lewis and Lieutenant William Clark, traveled by foot, on horseback, and by canoe. While constructing Fort Clatsop, Clark recorded two significant transactions: "The Indians left us to day after brackfast, haveing Sold us 2 of the robes of a Small animal for [with] which I intend makeing a Capot, and Sold Capt Lewis 2 Loucirvia Skins for the Same purpose." Plant and Animal Discoveries "The Corps of Discovery," the expedition led by Captain Meriwether Lewis and Lieutenant William Clark, traveled by foot, on horseback, and by canoe. The Corps of Discovery brought 144 small scissors to trade with the Native Americans. Did you know that men of the native tribes that Lewis and Clark encountered frequently offered their wives and daughters to the explorers? They also brought back information on the size, minerals, and the geology of the area. Description: This articles provides information about the Corps of the Discovery - the 42 men who traveled with Lewis and Clark across the unchartered west. . The Lewis and Clark expedition resulted in the discovery or observation of more than 300 plants and animals. Lewis and Clark were able to document over 100 animal species and over 170 plants. Quick Facts: - Lewis and Clark called bearberry "kinnikinnick," which means "mixture." Animals and plants found in the Louisiana purchase were "new" to Americans. Lewis and Clark found 178 new specimen of plants on their journey through the west. Important Findings of Lewis and Clark’s Expedition ... the plants, and animals he would come in contact with. Discoveries in the West. Lewis and Clark Expedition, U.S. military expedition ... animals, plants, and native peoples. Below is a list of five animals that the Corps of Discovery found. During Lewis and Clark's expedition, about eighty new species of plants were found. The Dictionary of Bias-Free Usage remonstrated that "only by a strange twist of white ethnocentrism can one be considered to 'discover' a continent inhabited by millions of people." Since the land west of the Mississippi River had never been explored, Meriwether Lewis and William Clark discovered hundreds of new plant and animal species. They pushed over rugged mountain ranges, across endless plains. Note: These images are taken from Lewis and Clark on the Great Plains: A Natural History by Paul A. Johnsgard, courtesy of the University of Nebraska Press. During the expedition, Lewis and Clark documented the discovery of 122 new species of animals. BEARBERRY. Lewis, in turn, selected a former Army comrade, 32-year-old Second Lieutenant William Clark, to be co-leader of the Corps of Discovery. Note: These images are taken from Lewis and Clark on the Great Plains: A Natural History by Paul A. Johnsgard, courtesy of the University of Nebraska Press.