The ancestors of American Indians came to North America from Siberia, which is today a part Russia. They came across the Bering Sea at a time when the ocean was much lower and there was a bridge of dry land between Alaska and Russia. Archeologists know ve

In the summertime in ocean waters, for example, off Ocean City, two types of large jellyfish often occur. The Moon Jelly (Aurelia aurita) is a clear, flattened disk, with numerous small tentacles around the edge, and a pink four-leaf clover design in the

Aye-ayes are the largest nocturnal primate in the world. They are also the only primate thought to use echolocation, which they use to find grubs up to 2cm deep in a tree. Aye-ayes have a long, coarse coat of black or brown fur, tipped with white. They ha

TURTLES AND TORTOISES, common name for reptiles that make up the order Chelonia, (also known as Testudines), recognized by a hard shell that encloses the internal organs of the body. Turtles are ancient life forms. The earliest fossils recognized as turtl

THis site contains numerous articles about scientific and geographic issues all over our planet--from icebergs to drought. Although a bit dated (2000), the research, information, and links will be great resources for social science students at all levels