I was once believed that these rocks were far too old to contain fossils of any sort, however the first specimen of Charnia was discovered here, it was an isolated find, it measured 20 cm. it had a frond shape , and looked much like a segmented fern. ... This enabled the organism to grow larger than bodys we had seen before in the fossil record. ... The fossils were preserved in great detail between the red clay and the microbial mats of the ocean floors. ...

• Word Count: 825
• Approx Pages: 3
• Has Bibliography
• Grade Level: Undergraduate

History The first European explorer to encounter Costa Rica was the Great Navigator himself, Christopher Columbus. The day was September 18, 1502, and Columbus was making his fourth and final voyage to the New World. As he was setting anchor off shore, a crowd of local Carib Indians paddled out in canoes and greeted his crew warmly. Later, the golden bands that the region's inhabitants wore in their noses and ears would inspire the Spaniard Gil Gonzalez Davila to name the country Costa Rica, or Rich Coast. Many people give the credit of naming Costa Rica to Christopher Columbus because ...

• Word Count: 4130
• Approx Pages: 17
• Grade Level: Undergraduate

BIOMES OF THE WORLD RATIONALE FOR HIERARCHICAL ORGANIZATION OF THE WORLD'S ENVIRONMENTS Life on Earth is extremely interesting, as most of us already know from television, if not from our own travels, and it becomes more so when each piece of the complex pattern fits understandably into the who...

• Word Count: 12375
• Approx Pages: 50
• Has Bibliography
• Grade Level: Undergraduate