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Rethink the Shark
Sharks have a long and impressive lineage. Ancient sharks were cruising the...
Fri, 12/18/2009 - 14:17
Under Arctic Ice
Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge with a...
Tue, 01/04/2011 - 14:48
Green Sea Turtle
A diet of algae and seagrasses gives this turtle (Chelonia mydas) greenish colored...
An American crocodile (Crocodylus acutus) resting on a bed of seagrass. These...