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Parks Canada: Yoho National Park: The Burgess Shale
First discovered by Charles Walcott in 1909, the Burgess Shale is a UNESCO World Heritage site containing fossils dating back to the Cambrian period, 505 million years ago. This site provides the history of this area and information on...
Smithsonian Institution
National Museum of Natural History: Paleobiology: The Cambrian Period
Journey into the past while reading this comprehensive overview of the Cambrian Period that covers topics such as the Cambrian Explosion, Burgess Shale fauna, trilobites, fossil evidence, and climate and plate tectonics.
Untamed Science
Untamed Science: Biology: Evolution: History of Life: The Cambrian Explosion
Learn about the Earth's evolutionary history during the Cambrian period. [3:25]
Smithsonian Institution
National Museum of Natural History: Paleobiology: The Burgess Shale
This terrific site from the National Museum of Natural History gives general information about the Burgess Shale and the fossils found within. Use the links to go the Burgess Shale specimens page where there are drawings of many of the...
University of California
Ucmp: Life During the Cambrian Period
Information about the life forms that were around during the Cambrian Period. Includes pictures of fossils and links to each life form type.
American Institute of Biological Sciences
Action Bioscience: Evidence and the Cambrian Explosion
Discover the scientific data that supports the significance of the Cambrian explosion.
CK-12 Foundation
Ck 12: Earth Science: History of Paleozoic Life
[Free Registration/Login may be required to access all resource tools.] Patterns of biological evolution during the Paleozoic Era.
CK-12 Foundation
Ck 12: Earth Science: History of Paleozoic Life
[Free Registration/Login may be required to access all resource tools.] Patterns of biological evolution during the Paleozoic Era.
CK-12 Foundation
Ck 12: Earth Science: Life of the Phanerozoic Eon
[Free Registration/Login may be required to access all resource tools.] Patterns of biological evolution during the Phanerozoic Era.
BBC
Bbc Nature: Prehistoric Life: Cambrian Period
Overview of the Earth in the Cambrian Period told by photos, news, and external links with an emphasis on what grew and lived then, the causes of mass extinction, types of fossils, and what life was like in general.
The Field Museum
Field Museum: Exhibits: Evolving Planet: Cambrian and Ordovician
This comprehensive exhibit provides a basic overview of the period, an image gallery of ancient ocean life, a look at the development of skeletons, and the emergence of animals with backbones. View an interesting video on how to become a...
University of California
Ucmp: Paleozoic Era: Stratigraphy
This site contains a chart showing the progression of the Paleozoic Era. Each section of the chart leads to information about the geological, biological, and climatic elements of a specific period of the era.