Title: Poultry.
Question: Why did the Japanses begin to breed quails in teh 20th century?

Title: Military history of the United States.
Question: Why was the US military so small initially?

Title: Arnold Schwarzenegger.
Question: How many times did Schwarzenegger win Mr. Olympia before retiring for good?

Title: Annelid.
Question:
What is the mesothelium made of?