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By the end of the expedition, Lewis and Clark found and categorized 122 new animals and 178 plants, mapped the geography, and achieved friendlier relations with the natives. However, they did not find an all water route to the Pacific Ocean.
List of plants discovered: http://wiki.answers.com/Q/What_plant_life_did_Lewis_and_Clark_find_on_their_expedition
List of animals discovered: http://wiki.answers.com/Q/What_animal_life_did_Lewis_and_Clark_encounter_during_their_expedition
What else can I help you with?
Who discovered the prairie dog?
Lewis and Clark did in 1804. (Lewis and Clark Expedition)
Who discovered the ermine?
Lewis and Clark
Who discovered the cougar?
Lewis and Clark
What was Colorado discovered by?
It was discovered by Lewis and Clark on their expedition to the Pacific.
Who discovered the state of Montana?
Lewis and Clark
When did Lewis and Clark get discovered?
in the 1700's
Who discovered the Chinook tribe?
Lewis and Clark
What did Clark contribute during the Lewis and Clark expedition?
They discovered the Louisiana purchase!
Who discovered the Louisiana Purchase?
the french; lewis and clark
What did Lewis and Clark do on their trip?
They discovered the Northwest Passage.
When did Lewis and clark discovered Montana?
in 1805-1806
What was the barking squirrel that Lewis and Clark discovered?
the prairie dog
