Porter, Valerie

Valerie Porter is the editor of Mason's World Dictionary of Livestock Breeds" and the author of various books on cows, chickens, pigs, goats, and sheep. She lives in Milland, West Sussex, in the United Kingdom.
Lynn M. Stone is a nature photographer whose images have appeared in National Geographic," Audubon," Field and Stream," and Ranger Rick," He lives in St. Charles, Illinois.