Bibliography lists 5 sources. A 5 page overview of the gemstone known as a diamond. Includes information on diamond structure and geologic formation, including its presence in kimberlite formations. Bibliography lists 4 sources. A 5 page outline of current paleontological thought regarding the evolutionary path of birds and the question of whether or not they descended from dinosaurs.
Bibliography lists four sources.
A 10 page overview of the digestive system as seen through the digestive processes required in the consumption of a typical meal. Outlines the basic functions of the mouth, esophagus, stomach, small intestine, pancreas, liver, gallbladder, and large intestine. Bibliography lists 7 sources.