What animal did Lewis and Clark newly discover during their 1804 expedition up Old Baldy in Nebraska?
Old Baldy (Lynch, Nebraska): Old Baldy, also known as the Tower, is a hill located near the village of Lynch, in Boyd County, in the northern part of the state of Nebraska in the Midwestern United States. Black-tailed prairie dog:  A black-tailed prairie dog town in Texas was reported to cover 64000 km2 and included 400,000,000 individuals.
i don't know