Zimmerman, Howard

Noted scientists and speculative thinkers address the major philosophical questions involved in the search for extraterrestrial intelligence (SETI).

Provides illustrations and information about some of the giant reptiles and mammals that lived on Earth during and after the time of the dinosaurs, discussing where each animal lived, what it ate, and its characteristics.

Presents facts about and illustrations of dinosaurs, grouped by size, speed, eating habits, and appearance.

Provides simple profiles of dinosaurs that used armor-like skin as a defense mechanism against predators, and features the stegosaurus, the ankylosaurus, the edmontonia, and others; and also describes where they lived.