These solitary big cats live only in North America. Cougars are very secretive. This book explains some of the mysteries about cougars, such as: Why do cougars have two layers of fur? How do they keep their claws sharp? Why do males mark their territory? When do kittens leave their mother? The author does a great job of telling the cougar's story in the text and "Fun Facts." The accompanying detailed illustrations and up-close photographs are excellent. The index makes an easy reference. Readers will also learn more about cougars from the list of internet sites.

This book is ideal material for children ages 7-10....

These solitary big cats live only in North America. Cougars are very secretive. This book explains some of the mysteries about cougars, such as: Why do cougars have two layers of fur? How do they keep their claws sharp? Why do males mark their territory? When do kittens leave their mother? The author does a great job of telling the cougar's story in the text and "Fun Facts." The accompanying detailed illustrations and up-close photographs are excellent. The index makes an easy reference. Readers will also learn more about cougars from the list of internet sites.

This book is ideal material for children ages 7-10....

From Venezuela's Angel Falls, Earth's highest, to Victoria Falls, "the smoke that thunders," here is an outstanding survey of the world's top 10 waterfalls. Detailing locations, sources, size, volume, and appearance, Waterfalls in addition includes material about each waterfall's geologic makeup, history, local climate, and people. This book includes intriguing facts on other notable waterfalls, such as California's 400-foot Whiskeytown Falls, only discovered in 2005....

Every title contains: -Where the animal lives, what it eats, when it sleeps, how it raises its young, and much more. -Over 30 vivid, full color photos and illustrations. -Sidebar 'Fun Facts,' an index and a list of useful Internet Sites....