Type: BOOK - Published: 2006-07-13 - Publisher: Indiana University Press
A fascinating study of the thousands of new animal species that walked in the footsteps of the dinosaurs—and the climate changes that brought them forth. The fascinating group of animals called dinosaurs became extinct some 65 million years ago (except for their feathered descendants). In their place evolved an enormous
Type: BOOK - Published: 2010-04-01 - Publisher: Britannica Educational Publishing
Its constant evolution over the millennia since its inception has made the Earth a dynamic entity, subject to numerous climactic and environmental forces that are forever changing this planet. In its most recent stage, the planet has seen an incredible diversification in plant and animal life, with the most prominent
Type: BOOK - Published: 2006 - Publisher: Barrons Juveniles
Describes twelve mammals of the Tertiary period, including Moropus, Pyrotherium, and Basilosaurus, with information on where they lived, when they lived, their length, special features, food, and enemies.