Case: 1
Source: Diamond, Jared. Guns, Germs, and Steel: The Fate of Human Societies. New York and London: W. W. Norton & Co., 1999. 159.

"The ways in which domesticated animals have diverged from their wild ancestors include the following. Many species changed in size: cows, pigs, and sheep became smaller under domestication, while guinea pigs became larger."

Student Writing Sample # 1
There are many differences between domesticated and wild animals.

Does this writing sample use sources correctly?

Yes
No