Today , scientists still visit the quarries opened by Walcott to collect the beautifully preserved Burgess Shale animals . Charles Walcott Odontogriphus was 2.5 ins long . Its mouth was surrounded by tentacles .
Smithsonian's Virtual Dinosaur Dig http://paleobiology.si.edu/dinosaurs/interactives/dig/dinodig.html Go on a virtual dig on this interactive website. Publisher's note to educators and parents: Our editors have carefully reviewed these ...
Follows the footsteps of life from the very first creatures and sea animals, to plants and arthropods leaving the water to live and walk on land, the evolution of reptiles and mammals, up to the early humans.
This book focuses on the meaning and significance of that archive and is designed for introductory college science students, including non-science majors, enrolled in survey courses emphasizing paleontology, geology and biology.
This book focuses on the meaning and significance of that archive and is designed for introductory college science students, including non-science majors, enrolled in survey courses emphasizing paleontology, geology and biology.
This stunningly illustrated series looks at life in the prehistoric era, focusing not just on dinosaurs, but looking at the world as a whole.
In Prehistoric Life, David Norman unravels many mysteries, describing the complexity and variety of life on Earth through the ages, and presenting in clear terms the key scientific concepts needed...
This high-interest volume combines 100 facts about prehistoric life with vivid illustrations and instructive photographs. Among the appealing science topics featured are fossils, extinction, and the appearance of human ancestors.