Episode Title:
Terror on Ice Mountain.
Episode Description:
During an archaeological dig, Cornelius uncovers an ancient human book called A Day at the Zoo. He explains to Zira that this book would be deadly to the humans if it ever fell into Urko's hands. It might also finally prove their theory that man preceded the ape. Zira places it in the equipment locker just as Urko barges in. Knowing that Cornelius is digging, Urko wants the lab searched for anything that might prove humans are dangerous...
