yes they did.
Lewis and Clark
the west side
They knew some of the plants and animals names
Plants and spicices like animals
They sent back animals and plants for Thomas Jefferson to study and marvel at. I hope this answered your question!
prarie dog fox parakeet deer and moose
Because Lewis and Clark discovered other things like new plants and animals. They also encouraged settlement when their books were published. The DRAKEN at your service.
Lewis and Clark encountered a variety of animals during their expedition, including bison, elk, grizzly bears, pronghorn antelope, beavers, coyotes, and wolves. They also discovered new species such as the prairie dog and the mountain goat.
They kept a diary and took samples of plants and made drawings of animals.
buffalo
Lewis and Clark brought a prarie dog back with them.
a dinosaur