LESLIE MERTZ is a biologist at Wayne State University. She is the author of Recent Advances and Issues in Biology (Oryx Press, 2000), and former editor of the research magazine New Science .
With each step you take, whether it’s outside your back door, at the edge of a nearby pond, or along a path in a nationa... MoreDinosaurs: Walk in the Footsteps of the World's Largest Lizards
This volume of the Encyclopedia of the Human Body discusses the parts of the circulatory system and how they work togeth... MoreThe Circulatory System
The Fact Atlas Series
Human Body Systems