Title: Indigenous peoples of the Americas.
Question: What did the people follow in the corridors between the ice sheets?

Title: Steven Spielberg.
Question: Who wrote the book 'Robopocalypse' is based on?

Title: The Legend of Zelda: Twilight Princess.
Question: What versions of the Wii Menu prevented copying the exploited files?

Title: Symbiosis.
Question:
What does the bacteria give the worm?