Find out what breed of cat has no hair, why cats walk on their toes, which cats dive into water to hunt fish and more in this invaluable reference that is bursting with facts and full-color pictures.

"The clearest and sharpest recognition guide to over 500 species of seashells from around the world. Authoritative text, crystal-clear photography, and a systematic approach make this the most comprehensive and concise pocket guide to seashells of the world. Packed with more than 600 full-color photographs of over 500 species of seashells, this handy reference book is designed to cut through the complex process of identification and make it accessible...

"A highly visual introduction explains the basic concepts of astronomy and gives advice on the best methods and equipment for observation, including binoculars and telescopes. Each of the planets in the Solar System is described and illustrated in detail, with images taken from space probes as well as from the ground, showing them as you can expect to see them. More than 160 star charts were made especially for this book by the Royal Greenwich Observatory....

Describes what is involved in studying bugs and presents projects and activities for collecting and observing them.