The alarm sounds. Fire! Fire! Big trucks roll out of the firehouse and race to the scene. Out come the soft hoses and aerial ladders. Whether the fire is in the city or in the country, on the waterfront or in a deep forest, firefighters are on the scene in moments, ready to attack the blaze.

Describes the life cycle, body parts, and behavior of the monarch butterfly. Includes instructions on how to raise a monarch.

Marine biologists believe coral reefs existed 400 million years ago, when dinosaurs roamed the earth. Today this active environment is home to about 20,000 kinds of brilliantly coloured corals, plants, and animals-more sea creatures than are found anywhere else in the world. The Great Barrier Reef read more...

Here is an explanation of just what tornadoes are, how they form, the scale used for classifying them, and what to do in case one should be near you.

A leading nonfiction writer and author of Snakes! examines the lives and habitats of the world's largest reptiles--alligators and crocodiles--which are the closest living relatives of dinosaurs.