A simple introduction to the composition and functions of blood.

Discusses what blood is made of and its purpose, looking at how animals' blood is used in different ways, including for keeping warm, for fighting germs, and for defense.

An illustrated guide to blood that explores this vital fluid through a mixture of science, history, and culture.

"HP Newquist's thrilling volume explores the dark and often gruesome tales about blood. Though common among living beings, this substance is anything but ordinary. People have always feared and respected blood. It spills out at both birth and death--its bright red color like a warning sign--indicating events of the utmost significance. Ancient civilizations couldn't perform religious rituals without the revered liquid. Doctors up through the nineteenth...